Home / 1,059,228.80-1,586,769.60-637,251.20

Finding the Fourth Proportional to 1,059,228.80, 1,586,769.60 and 637,251.20

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Solution

The fourth proportional to 1,059,228.80, 1,586,769.60 and 637,251.20 is: 954,629.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,059,228.80 : 1,586,769.60 = 637,251.20 : x
  2. Step 2: Convert to fraction form
    1,059,228.80/1,586,769.60 = 637,251.20/x
  3. Step 3: Cross multiply
    1,059,228.80x = 1,586,769.60 × 637,251.20
  4. Step 4: Simplify right side
    1,059,228.80x = 1,011,170,831,723.52
  5. Step 5: Solve for x
    x = 1,011,170,831,723.52/1,059,228.80
  6. Step 6: Final answer
    x = 954,629.28

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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.