Home / 1,358,491.42-1,874,737.56-746,700.75

Finding the Fourth Proportional to 1,358,491.42, 1,874,737.56 and 746,700.75

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Solution

The fourth proportional to 1,358,491.42, 1,874,737.56 and 746,700.75 is: 1,030,457.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,491.42 : 1,874,737.56 = 746,700.75 : x
  2. Step 2: Convert to fraction form
    1,358,491.42/1,874,737.56 = 746,700.75/x
  3. Step 3: Cross multiply
    1,358,491.42x = 1,874,737.56 × 746,700.75
  4. Step 4: Simplify right side
    1,358,491.42x = 1,399,867,942,105.17
  5. Step 5: Solve for x
    x = 1,399,867,942,105.17/1,358,491.42
  6. Step 6: Final answer
    x = 1,030,457.70

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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.