Home / 1,937,201.12-2,673,337.20-1,077,761.15

Finding the Fourth Proportional to 1,937,201.12, 2,673,337.20 and 1,077,761.15

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Solution

The fourth proportional to 1,937,201.12, 2,673,337.20 and 1,077,761.15 is: 1,487,310.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,937,201.12 : 2,673,337.20 = 1,077,761.15 : x
  2. Step 2: Convert to fraction form
    1,937,201.12/2,673,337.20 = 1,077,761.15/x
  3. Step 3: Cross multiply
    1,937,201.12x = 2,673,337.20 × 1,077,761.15
  4. Step 4: Simplify right side
    1,937,201.12x = 2,881,218,975,009.78
  5. Step 5: Solve for x
    x = 2,881,218,975,009.78/1,937,201.12
  6. Step 6: Final answer
    x = 1,487,310.19

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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.