Home / 1,006,586.72-1,389,117.84-547,729.28

Finding the Fourth Proportional to 1,006,586.72, 1,389,117.84 and 547,729.28

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Solution

The fourth proportional to 1,006,586.72, 1,389,117.84 and 547,729.28 is: 755,881.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,586.72 : 1,389,117.84 = 547,729.28 : x
  2. Step 2: Convert to fraction form
    1,006,586.72/1,389,117.84 = 547,729.28/x
  3. Step 3: Cross multiply
    1,006,586.72x = 1,389,117.84 × 547,729.28
  4. Step 4: Simplify right side
    1,006,586.72x = 760,860,514,338.36
  5. Step 5: Solve for x
    x = 760,860,514,338.36/1,006,586.72
  6. Step 6: Final answer
    x = 755,881.73

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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.