Home / 1,314,367.60-1,971,551.40-745,528.90

Finding the Fourth Proportional to 1,314,367.60, 1,971,551.40 and 745,528.90

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Solution

The fourth proportional to 1,314,367.60, 1,971,551.40 and 745,528.90 is: 1,118,293.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,367.60 : 1,971,551.40 = 745,528.90 : x
  2. Step 2: Convert to fraction form
    1,314,367.60/1,971,551.40 = 745,528.90/x
  3. Step 3: Cross multiply
    1,314,367.60x = 1,971,551.40 × 745,528.90
  4. Step 4: Simplify right side
    1,314,367.60x = 1,469,848,546,535.46
  5. Step 5: Solve for x
    x = 1,469,848,546,535.46/1,314,367.60
  6. Step 6: Final answer
    x = 1,118,293.35

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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.