Home / 3,139,723.24-4,703,279.07-1,431,516.77

Finding the Fourth Proportional to 3,139,723.24, 4,703,279.07 and 1,431,516.77

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Solution

The fourth proportional to 3,139,723.24, 4,703,279.07 and 1,431,516.77 is: 2,144,400.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,139,723.24 : 4,703,279.07 = 1,431,516.77 : x
  2. Step 2: Convert to fraction form
    3,139,723.24/4,703,279.07 = 1,431,516.77/x
  3. Step 3: Cross multiply
    3,139,723.24x = 4,703,279.07 × 1,431,516.77
  4. Step 4: Simplify right side
    3,139,723.24x = 6,732,822,862,695.01
  5. Step 5: Solve for x
    x = 6,732,822,862,695.01/3,139,723.24
  6. Step 6: Final answer
    x = 2,144,400.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.