Home / 1,684,967.70-2,527,451.55-486,929.10

Finding the Fourth Proportional to 1,684,967.70, 2,527,451.55 and 486,929.10

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Solution

The fourth proportional to 1,684,967.70, 2,527,451.55 and 486,929.10 is: 730,393.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,967.70 : 2,527,451.55 = 486,929.10 : x
  2. Step 2: Convert to fraction form
    1,684,967.70/2,527,451.55 = 486,929.10/x
  3. Step 3: Cross multiply
    1,684,967.70x = 2,527,451.55 × 486,929.10
  4. Step 4: Simplify right side
    1,684,967.70x = 1,230,689,708,535.10
  5. Step 5: Solve for x
    x = 1,230,689,708,535.10/1,684,967.70
  6. Step 6: Final answer
    x = 730,393.65

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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.