Home / 1,052,071.08-1,577,540.70-545,376

Finding the Fourth Proportional to 1,052,071.08, 1,577,540.70 and 545,376

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Solution

The fourth proportional to 1,052,071.08, 1,577,540.70 and 545,376 is: 817,770.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,071.08 : 1,577,540.70 = 545,376 : x
  2. Step 2: Convert to fraction form
    1,052,071.08/1,577,540.70 = 545,376/x
  3. Step 3: Cross multiply
    1,052,071.08x = 1,577,540.70 × 545,376
  4. Step 4: Simplify right side
    1,052,071.08x = 860,352,836,803.20
  5. Step 5: Solve for x
    x = 860,352,836,803.20/1,052,071.08
  6. Step 6: Final answer
    x = 817,770.64

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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.