Home / 1,349,110.08-1,861,889.76-745,614.72

Finding the Fourth Proportional to 1,349,110.08, 1,861,889.76 and 745,614.72

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Solution

The fourth proportional to 1,349,110.08, 1,861,889.76 and 745,614.72 is: 1,029,013.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,110.08 : 1,861,889.76 = 745,614.72 : x
  2. Step 2: Convert to fraction form
    1,349,110.08/1,861,889.76 = 745,614.72/x
  3. Step 3: Cross multiply
    1,349,110.08x = 1,861,889.76 × 745,614.72
  4. Step 4: Simplify right side
    1,349,110.08x = 1,388,252,412,073.27
  5. Step 5: Solve for x
    x = 1,388,252,412,073.27/1,349,110.08
  6. Step 6: Final answer
    x = 1,029,013.45

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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.