Home / 855,680.60-1,283,520.90-849,775.70

Finding the Fourth Proportional to 855,680.60, 1,283,520.90 and 849,775.70

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Solution

The fourth proportional to 855,680.60, 1,283,520.90 and 849,775.70 is: 1,274,663.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,680.60 : 1,283,520.90 = 849,775.70 : x
  2. Step 2: Convert to fraction form
    855,680.60/1,283,520.90 = 849,775.70/x
  3. Step 3: Cross multiply
    855,680.60x = 1,283,520.90 × 849,775.70
  4. Step 4: Simplify right side
    855,680.60x = 1,090,704,871,262.13
  5. Step 5: Solve for x
    x = 1,090,704,871,262.13/855,680.60
  6. Step 6: Final answer
    x = 1,274,663.55

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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.