Home / 4,032,001.80-5,564,160-2,221,165.80

Finding the Fourth Proportional to 4,032,001.80, 5,564,160 and 2,221,165.80

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Solution

The fourth proportional to 4,032,001.80, 5,564,160 and 2,221,165.80 is: 3,065,207.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,032,001.80 : 5,564,160 = 2,221,165.80 : x
  2. Step 2: Convert to fraction form
    4,032,001.80/5,564,160 = 2,221,165.80/x
  3. Step 3: Cross multiply
    4,032,001.80x = 5,564,160 × 2,221,165.80
  4. Step 4: Simplify right side
    4,032,001.80x = 12,358,921,897,728.00
  5. Step 5: Solve for x
    x = 12,358,921,897,728.00/4,032,001.80
  6. Step 6: Final answer
    x = 3,065,207.44

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.