Home / 756,072.60-1,134,108.90-750,823.80

Finding the Fourth Proportional to 756,072.60, 1,134,108.90 and 750,823.80

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Solution

The fourth proportional to 756,072.60, 1,134,108.90 and 750,823.80 is: 1,126,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,072.60 : 1,134,108.90 = 750,823.80 : x
  2. Step 2: Convert to fraction form
    756,072.60/1,134,108.90 = 750,823.80/x
  3. Step 3: Cross multiply
    756,072.60x = 1,134,108.90 × 750,823.80
  4. Step 4: Simplify right side
    756,072.60x = 851,515,953,911.82
  5. Step 5: Solve for x
    x = 851,515,953,911.82/756,072.60
  6. Step 6: Final answer
    x = 1,126,235.70

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1.5x scale

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.