Home / 1,175,606.40-1,763,409.60-724,865.70

Finding the Fourth Proportional to 1,175,606.40, 1,763,409.60 and 724,865.70

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Solution

The fourth proportional to 1,175,606.40, 1,763,409.60 and 724,865.70 is: 1,087,298.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,606.40 : 1,763,409.60 = 724,865.70 : x
  2. Step 2: Convert to fraction form
    1,175,606.40/1,763,409.60 = 724,865.70/x
  3. Step 3: Cross multiply
    1,175,606.40x = 1,763,409.60 × 724,865.70
  4. Step 4: Simplify right side
    1,175,606.40x = 1,278,235,134,090.72
  5. Step 5: Solve for x
    x = 1,278,235,134,090.72/1,175,606.40
  6. Step 6: Final answer
    x = 1,087,298.55

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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.