Home / 811,846.86-1,217,894.85-588,890.76

Finding the Fourth Proportional to 811,846.86, 1,217,894.85 and 588,890.76

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Solution

The fourth proportional to 811,846.86, 1,217,894.85 and 588,890.76 is: 883,426.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    811,846.86 : 1,217,894.85 = 588,890.76 : x
  2. Step 2: Convert to fraction form
    811,846.86/1,217,894.85 = 588,890.76/x
  3. Step 3: Cross multiply
    811,846.86x = 1,217,894.85 × 588,890.76
  4. Step 4: Simplify right side
    811,846.86x = 717,207,020,077.58
  5. Step 5: Solve for x
    x = 717,207,020,077.58/811,846.86
  6. Step 6: Final answer
    x = 883,426.48

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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.