Home / 957,663.40-1,436,495.10-839,565.40

Finding the Fourth Proportional to 957,663.40, 1,436,495.10 and 839,565.40

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Solution

The fourth proportional to 957,663.40, 1,436,495.10 and 839,565.40 is: 1,259,348.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,663.40 : 1,436,495.10 = 839,565.40 : x
  2. Step 2: Convert to fraction form
    957,663.40/1,436,495.10 = 839,565.40/x
  3. Step 3: Cross multiply
    957,663.40x = 1,436,495.10 × 839,565.40
  4. Step 4: Simplify right side
    957,663.40x = 1,206,031,583,229.54
  5. Step 5: Solve for x
    x = 1,206,031,583,229.54/957,663.40
  6. Step 6: Final answer
    x = 1,259,348.10

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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.