Home / 1,437,581.10-2,156,143.02-477,956.95

Finding the Fourth Proportional to 1,437,581.10, 2,156,143.02 and 477,956.95

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Solution

The fourth proportional to 1,437,581.10, 2,156,143.02 and 477,956.95 is: 716,859.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,581.10 : 2,156,143.02 = 477,956.95 : x
  2. Step 2: Convert to fraction form
    1,437,581.10/2,156,143.02 = 477,956.95/x
  3. Step 3: Cross multiply
    1,437,581.10x = 2,156,143.02 × 477,956.95
  4. Step 4: Simplify right side
    1,437,581.10x = 1,030,543,544,298.17
  5. Step 5: Solve for x
    x = 1,030,543,544,298.17/1,437,581.10
  6. Step 6: Final answer
    x = 716,859.42

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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.