Home / 1,295,188.42-1,787,371.68-714,433.90

Finding the Fourth Proportional to 1,295,188.42, 1,787,371.68 and 714,433.90

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Solution

The fourth proportional to 1,295,188.42, 1,787,371.68 and 714,433.90 is: 985,925.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,188.42 : 1,787,371.68 = 714,433.90 : x
  2. Step 2: Convert to fraction form
    1,295,188.42/1,787,371.68 = 714,433.90/x
  3. Step 3: Cross multiply
    1,295,188.42x = 1,787,371.68 × 714,433.90
  4. Step 4: Simplify right side
    1,295,188.42x = 1,276,958,920,091.95
  5. Step 5: Solve for x
    x = 1,276,958,920,091.95/1,295,188.42
  6. Step 6: Final answer
    x = 985,925.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.