Home / 2,776,221.40-4,164,332.10-2,146,365.40

Finding the Fourth Proportional to 2,776,221.40, 4,164,332.10 and 2,146,365.40

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Solution

The fourth proportional to 2,776,221.40, 4,164,332.10 and 2,146,365.40 is: 3,219,548.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776,221.40 : 4,164,332.10 = 2,146,365.40 : x
  2. Step 2: Convert to fraction form
    2,776,221.40/4,164,332.10 = 2,146,365.40/x
  3. Step 3: Cross multiply
    2,776,221.40x = 4,164,332.10 × 2,146,365.40
  4. Step 4: Simplify right side
    2,776,221.40x = 8,938,178,333,549.34
  5. Step 5: Solve for x
    x = 8,938,178,333,549.34/2,776,221.40
  6. Step 6: Final answer
    x = 3,219,548.10

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.