Home / 1,040,574.60-1,560,473.10-724,091.40

Finding the Fourth Proportional to 1,040,574.60, 1,560,473.10 and 724,091.40

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Solution

The fourth proportional to 1,040,574.60, 1,560,473.10 and 724,091.40 is: 1,085,866.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,574.60 : 1,560,473.10 = 724,091.40 : x
  2. Step 2: Convert to fraction form
    1,040,574.60/1,560,473.10 = 724,091.40/x
  3. Step 3: Cross multiply
    1,040,574.60x = 1,560,473.10 × 724,091.40
  4. Step 4: Simplify right side
    1,040,574.60x = 1,129,925,151,641.34
  5. Step 5: Solve for x
    x = 1,129,925,151,641.34/1,040,574.60
  6. Step 6: Final answer
    x = 1,085,866.55

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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.