Home / 1,581,198.50-2,371,863.36-459,267.50

Finding the Fourth Proportional to 1,581,198.50, 2,371,863.36 and 459,267.50

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Solution

The fourth proportional to 1,581,198.50, 2,371,863.36 and 459,267.50 is: 688,920.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,198.50 : 2,371,863.36 = 459,267.50 : x
  2. Step 2: Convert to fraction form
    1,581,198.50/2,371,863.36 = 459,267.50/x
  3. Step 3: Cross multiply
    1,581,198.50x = 2,371,863.36 × 459,267.50
  4. Step 4: Simplify right side
    1,581,198.50x = 1,089,319,755,688.80
  5. Step 5: Solve for x
    x = 1,089,319,755,688.80/1,581,198.50
  6. Step 6: Final answer
    x = 688,920.31

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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.