Home / 932,621.40-1,398,932.10-827,645.40

Finding the Fourth Proportional to 932,621.40, 1,398,932.10 and 827,645.40

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Solution

The fourth proportional to 932,621.40, 1,398,932.10 and 827,645.40 is: 1,241,468.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    932,621.40 : 1,398,932.10 = 827,645.40 : x
  2. Step 2: Convert to fraction form
    932,621.40/1,398,932.10 = 827,645.40/x
  3. Step 3: Cross multiply
    932,621.40x = 1,398,932.10 × 827,645.40
  4. Step 4: Simplify right side
    932,621.40x = 1,157,819,717,477.34
  5. Step 5: Solve for x
    x = 1,157,819,717,477.34/932,621.40
  6. Step 6: Final answer
    x = 1,241,468.10

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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.