Home / 1,559,895.91-2,338,349.11-660,099.87

Finding the Fourth Proportional to 1,559,895.91, 2,338,349.11 and 660,099.87

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Solution

The fourth proportional to 1,559,895.91, 2,338,349.11 and 660,099.87 is: 989,517.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,895.91 : 2,338,349.11 = 660,099.87 : x
  2. Step 2: Convert to fraction form
    1,559,895.91/2,338,349.11 = 660,099.87/x
  3. Step 3: Cross multiply
    1,559,895.91x = 2,338,349.11 × 660,099.87
  4. Step 4: Simplify right side
    1,559,895.91x = 1,543,543,943,525.62
  5. Step 5: Solve for x
    x = 1,543,543,943,525.62/1,559,895.91
  6. Step 6: Final answer
    x = 989,517.27

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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.