Home / 1,052,445.60-1,577,631.60-520,048.80

Finding the Fourth Proportional to 1,052,445.60, 1,577,631.60 and 520,048.80

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Solution

The fourth proportional to 1,052,445.60, 1,577,631.60 and 520,048.80 is: 779,560.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,445.60 : 1,577,631.60 = 520,048.80 : x
  2. Step 2: Convert to fraction form
    1,052,445.60/1,577,631.60 = 520,048.80/x
  3. Step 3: Cross multiply
    1,052,445.60x = 1,577,631.60 × 520,048.80
  4. Step 4: Simplify right side
    1,052,445.60x = 820,445,420,422.08
  5. Step 5: Solve for x
    x = 820,445,420,422.08/1,052,445.60
  6. Step 6: Final answer
    x = 779,560.88

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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.