Home / 1,031,686.30-1,547,529.45-961,702.30

Finding the Fourth Proportional to 1,031,686.30, 1,547,529.45 and 961,702.30

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Solution

The fourth proportional to 1,031,686.30, 1,547,529.45 and 961,702.30 is: 1,442,553.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,031,686.30 : 1,547,529.45 = 961,702.30 : x
  2. Step 2: Convert to fraction form
    1,031,686.30/1,547,529.45 = 961,702.30/x
  3. Step 3: Cross multiply
    1,031,686.30x = 1,547,529.45 × 961,702.30
  4. Step 4: Simplify right side
    1,031,686.30x = 1,488,262,631,382.74
  5. Step 5: Solve for x
    x = 1,488,262,631,382.74/1,031,686.30
  6. Step 6: Final answer
    x = 1,442,553.45

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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.