Home / 3,264,129.60-4,890,362.40-1,577,515.20

Finding the Fourth Proportional to 3,264,129.60, 4,890,362.40 and 1,577,515.20

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Solution

The fourth proportional to 3,264,129.60, 4,890,362.40 and 1,577,515.20 is: 2,363,454.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264,129.60 : 4,890,362.40 = 1,577,515.20 : x
  2. Step 2: Convert to fraction form
    3,264,129.60/4,890,362.40 = 1,577,515.20/x
  3. Step 3: Cross multiply
    3,264,129.60x = 4,890,362.40 × 1,577,515.20
  4. Step 4: Simplify right side
    3,264,129.60x = 7,714,621,019,508.48
  5. Step 5: Solve for x
    x = 7,714,621,019,508.48/3,264,129.60
  6. Step 6: Final answer
    x = 2,363,454.26

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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.