Home / 3,138,700.03-4,330,890.27-1,849,365.12

Finding the Fourth Proportional to 3,138,700.03, 4,330,890.27 and 1,849,365.12

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Solution

The fourth proportional to 3,138,700.03, 4,330,890.27 and 1,849,365.12 is: 2,551,819.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,138,700.03 : 4,330,890.27 = 1,849,365.12 : x
  2. Step 2: Convert to fraction form
    3,138,700.03/4,330,890.27 = 1,849,365.12/x
  3. Step 3: Cross multiply
    3,138,700.03x = 4,330,890.27 × 1,849,365.12
  4. Step 4: Simplify right side
    3,138,700.03x = 8,009,397,403,885.38
  5. Step 5: Solve for x
    x = 8,009,397,403,885.38/3,138,700.03
  6. Step 6: Final answer
    x = 2,551,819.97

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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.