Home / 1,207,702.98-1,666,717.20-724,259.34

Finding the Fourth Proportional to 1,207,702.98, 1,666,717.20 and 724,259.34

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Solution

The fourth proportional to 1,207,702.98, 1,666,717.20 and 724,259.34 is: 999,530.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,207,702.98 : 1,666,717.20 = 724,259.34 : x
  2. Step 2: Convert to fraction form
    1,207,702.98/1,666,717.20 = 724,259.34/x
  3. Step 3: Cross multiply
    1,207,702.98x = 1,666,717.20 × 724,259.34
  4. Step 4: Simplify right side
    1,207,702.98x = 1,207,135,499,238.65
  5. Step 5: Solve for x
    x = 1,207,135,499,238.65/1,207,702.98
  6. Step 6: Final answer
    x = 999,530.12

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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.