Home / 1,042,427.34-1,437,808.10-956,663.24

Finding the Fourth Proportional to 1,042,427.34, 1,437,808.10 and 956,663.24

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Solution

The fourth proportional to 1,042,427.34, 1,437,808.10 and 956,663.24 is: 1,319,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,427.34 : 1,437,808.10 = 956,663.24 : x
  2. Step 2: Convert to fraction form
    1,042,427.34/1,437,808.10 = 956,663.24/x
  3. Step 3: Cross multiply
    1,042,427.34x = 1,437,808.10 × 956,663.24
  4. Step 4: Simplify right side
    1,042,427.34x = 1,375,498,143,471.89
  5. Step 5: Solve for x
    x = 1,375,498,143,471.89/1,042,427.34
  6. Step 6: Final answer
    x = 1,319,514.65

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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.