Home / 1,368,731.43-1,888,861.59-756,925.36

Finding the Fourth Proportional to 1,368,731.43, 1,888,861.59 and 756,925.36

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Solution

The fourth proportional to 1,368,731.43, 1,888,861.59 and 756,925.36 is: 1,044,563.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,731.43 : 1,888,861.59 = 756,925.36 : x
  2. Step 2: Convert to fraction form
    1,368,731.43/1,888,861.59 = 756,925.36/x
  3. Step 3: Cross multiply
    1,368,731.43x = 1,888,861.59 × 756,925.36
  4. Step 4: Simplify right side
    1,368,731.43x = 1,429,727,239,000.92
  5. Step 5: Solve for x
    x = 1,429,727,239,000.92/1,368,731.43
  6. Step 6: Final answer
    x = 1,044,563.75

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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.