Home / 1,156,554-1,734,947.19-398,295.59

Finding the Fourth Proportional to 1,156,554, 1,734,947.19 and 398,295.59

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Solution

The fourth proportional to 1,156,554, 1,734,947.19 and 398,295.59 is: 597,483.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,554 : 1,734,947.19 = 398,295.59 : x
  2. Step 2: Convert to fraction form
    1,156,554/1,734,947.19 = 398,295.59/x
  3. Step 3: Cross multiply
    1,156,554x = 1,734,947.19 × 398,295.59
  4. Step 4: Simplify right side
    1,156,554x = 691,021,805,985.16
  5. Step 5: Solve for x
    x = 691,021,805,985.16/1,156,554
  6. Step 6: Final answer
    x = 597,483.39

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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.