Home / 1,935,256.90-2,899,386.15-1,655,320.90

Finding the Fourth Proportional to 1,935,256.90, 2,899,386.15 and 1,655,320.90

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Solution

The fourth proportional to 1,935,256.90, 2,899,386.15 and 1,655,320.90 is: 2,479,988.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,256.90 : 2,899,386.15 = 1,655,320.90 : x
  2. Step 2: Convert to fraction form
    1,935,256.90/2,899,386.15 = 1,655,320.90/x
  3. Step 3: Cross multiply
    1,935,256.90x = 2,899,386.15 × 1,655,320.90
  4. Step 4: Simplify right side
    1,935,256.90x = 4,799,414,491,265.53
  5. Step 5: Solve for x
    x = 4,799,414,491,265.53/1,935,256.90
  6. Step 6: Final answer
    x = 2,479,988.31

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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.