Home / 1,521,467.60-2,282,201.40-724,306.10

Finding the Fourth Proportional to 1,521,467.60, 2,282,201.40 and 724,306.10

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Solution

The fourth proportional to 1,521,467.60, 2,282,201.40 and 724,306.10 is: 1,086,459.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,467.60 : 2,282,201.40 = 724,306.10 : x
  2. Step 2: Convert to fraction form
    1,521,467.60/2,282,201.40 = 724,306.10/x
  3. Step 3: Cross multiply
    1,521,467.60x = 2,282,201.40 × 724,306.10
  4. Step 4: Simplify right side
    1,521,467.60x = 1,653,012,395,448.54
  5. Step 5: Solve for x
    x = 1,653,012,395,448.54/1,521,467.60
  6. Step 6: Final answer
    x = 1,086,459.15

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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.