Home / 781,242.86-1,170,652.17-541,823.77

Finding the Fourth Proportional to 781,242.86, 1,170,652.17 and 541,823.77

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Solution

The fourth proportional to 781,242.86, 1,170,652.17 and 541,823.77 is: 811,895.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    781,242.86 : 1,170,652.17 = 541,823.77 : x
  2. Step 2: Convert to fraction form
    781,242.86/1,170,652.17 = 541,823.77/x
  3. Step 3: Cross multiply
    781,242.86x = 1,170,652.17 × 541,823.77
  4. Step 4: Simplify right side
    781,242.86x = 634,287,172,108.08
  5. Step 5: Solve for x
    x = 634,287,172,108.08/781,242.86
  6. Step 6: Final answer
    x = 811,895.00

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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.