Home / 1,418,474.70-2,127,712.05-708,612.30

Finding the Fourth Proportional to 1,418,474.70, 2,127,712.05 and 708,612.30

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Solution

The fourth proportional to 1,418,474.70, 2,127,712.05 and 708,612.30 is: 1,062,918.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,418,474.70 : 2,127,712.05 = 708,612.30 : x
  2. Step 2: Convert to fraction form
    1,418,474.70/2,127,712.05 = 708,612.30/x
  3. Step 3: Cross multiply
    1,418,474.70x = 2,127,712.05 × 708,612.30
  4. Step 4: Simplify right side
    1,418,474.70x = 1,507,722,929,488.22
  5. Step 5: Solve for x
    x = 1,507,722,929,488.22/1,418,474.70
  6. Step 6: Final answer
    x = 1,062,918.45

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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.