Home / 1,078,890.57-1,488,861.63-595,455.71

Finding the Fourth Proportional to 1,078,890.57, 1,488,861.63 and 595,455.71

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Solution

The fourth proportional to 1,078,890.57, 1,488,861.63 and 595,455.71 is: 821,724.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,890.57 : 1,488,861.63 = 595,455.71 : x
  2. Step 2: Convert to fraction form
    1,078,890.57/1,488,861.63 = 595,455.71/x
  3. Step 3: Cross multiply
    1,078,890.57x = 1,488,861.63 × 595,455.71
  4. Step 4: Simplify right side
    1,078,890.57x = 886,551,151,539.10
  5. Step 5: Solve for x
    x = 886,551,151,539.10/1,078,890.57
  6. Step 6: Final answer
    x = 821,724.81

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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.