Home / 1,052,246.80-1,577,333.40-519,331.60

Finding the Fourth Proportional to 1,052,246.80, 1,577,333.40 and 519,331.60

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Solution

The fourth proportional to 1,052,246.80, 1,577,333.40 and 519,331.60 is: 778,485.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,246.80 : 1,577,333.40 = 519,331.60 : x
  2. Step 2: Convert to fraction form
    1,052,246.80/1,577,333.40 = 519,331.60/x
  3. Step 3: Cross multiply
    1,052,246.80x = 1,577,333.40 × 519,331.60
  4. Step 4: Simplify right side
    1,052,246.80x = 819,159,078,355.44
  5. Step 5: Solve for x
    x = 819,159,078,355.44/1,052,246.80
  6. Step 6: Final answer
    x = 778,485.69

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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.