Home / 1,935,314.40-2,899,472.40-1,655,378.40

Finding the Fourth Proportional to 1,935,314.40, 2,899,472.40 and 1,655,378.40

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Solution

The fourth proportional to 1,935,314.40, 2,899,472.40 and 1,655,378.40 is: 2,480,074.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,935,314.40 : 2,899,472.40 = 1,655,378.40 : x
  2. Step 2: Convert to fraction form
    1,935,314.40/2,899,472.40 = 1,655,378.40/x
  3. Step 3: Cross multiply
    1,935,314.40x = 2,899,472.40 × 1,655,378.40
  4. Step 4: Simplify right side
    1,935,314.40x = 4,799,723,982,356.16
  5. Step 5: Solve for x
    x = 4,799,723,982,356.16/1,935,314.40
  6. Step 6: Final answer
    x = 2,480,074.55

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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.