Home / 1,931,057.43-2,664,950.17-1,071,624.75

Finding the Fourth Proportional to 1,931,057.43, 2,664,950.17 and 1,071,624.75

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Solution

The fourth proportional to 1,931,057.43, 2,664,950.17 and 1,071,624.75 is: 1,478,892.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,931,057.43 : 2,664,950.17 = 1,071,624.75 : x
  2. Step 2: Convert to fraction form
    1,931,057.43/2,664,950.17 = 1,071,624.75/x
  3. Step 3: Cross multiply
    1,931,057.43x = 2,664,950.17 × 1,071,624.75
  4. Step 4: Simplify right side
    1,931,057.43x = 2,855,826,559,688.71
  5. Step 5: Solve for x
    x = 2,855,826,559,688.71/1,931,057.43
  6. Step 6: Final answer
    x = 1,478,892.61

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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.