Home / 910,947.40-1,363,310.70-836,297.80

Finding the Fourth Proportional to 910,947.40, 1,363,310.70 and 836,297.80

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Solution

The fourth proportional to 910,947.40, 1,363,310.70 and 836,297.80 is: 1,251,591.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,947.40 : 1,363,310.70 = 836,297.80 : x
  2. Step 2: Convert to fraction form
    910,947.40/1,363,310.70 = 836,297.80/x
  3. Step 3: Cross multiply
    910,947.40x = 1,363,310.70 × 836,297.80
  4. Step 4: Simplify right side
    910,947.40x = 1,140,133,739,126.46
  5. Step 5: Solve for x
    x = 1,140,133,739,126.46/910,947.40
  6. Step 6: Final answer
    x = 1,251,591.19

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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.