Home / 1,790,491.16-2,470,877.68-974,700.72

Finding the Fourth Proportional to 1,790,491.16, 2,470,877.68 and 974,700.72

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Solution

The fourth proportional to 1,790,491.16, 2,470,877.68 and 974,700.72 is: 1,345,086.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,491.16 : 2,470,877.68 = 974,700.72 : x
  2. Step 2: Convert to fraction form
    1,790,491.16/2,470,877.68 = 974,700.72/x
  3. Step 3: Cross multiply
    1,790,491.16x = 2,470,877.68 × 974,700.72
  4. Step 4: Simplify right side
    1,790,491.16x = 2,408,366,253,727.93
  5. Step 5: Solve for x
    x = 2,408,366,253,727.93/1,790,491.16
  6. Step 6: Final answer
    x = 1,345,086.93

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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.