Home / 1,314,352.60-1,971,528.90-745,513.90

Finding the Fourth Proportional to 1,314,352.60, 1,971,528.90 and 745,513.90

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Solution

The fourth proportional to 1,314,352.60, 1,971,528.90 and 745,513.90 is: 1,118,270.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,352.60 : 1,971,528.90 = 745,513.90 : x
  2. Step 2: Convert to fraction form
    1,314,352.60/1,971,528.90 = 745,513.90/x
  3. Step 3: Cross multiply
    1,314,352.60x = 1,971,528.90 × 745,513.90
  4. Step 4: Simplify right side
    1,314,352.60x = 1,469,802,199,201.71
  5. Step 5: Solve for x
    x = 1,469,802,199,201.71/1,314,352.60
  6. Step 6: Final answer
    x = 1,118,270.85

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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.