Home / 1,582,640.20-2,374,980.90-873,177.40

Finding the Fourth Proportional to 1,582,640.20, 2,374,980.90 and 873,177.40

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Solution

The fourth proportional to 1,582,640.20, 2,374,980.90 and 873,177.40 is: 1,310,329.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,640.20 : 2,374,980.90 = 873,177.40 : x
  2. Step 2: Convert to fraction form
    1,582,640.20/2,374,980.90 = 873,177.40/x
  3. Step 3: Cross multiply
    1,582,640.20x = 2,374,980.90 × 873,177.40
  4. Step 4: Simplify right side
    1,582,640.20x = 2,073,779,647,311.66
  5. Step 5: Solve for x
    x = 2,073,779,647,311.66/1,582,640.20
  6. Step 6: Final answer
    x = 1,310,329.19

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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.