Home / 976,742.20-1,465,113.30-959,246.20

Finding the Fourth Proportional to 976,742.20, 1,465,113.30 and 959,246.20

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Solution

The fourth proportional to 976,742.20, 1,465,113.30 and 959,246.20 is: 1,438,869.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,742.20 : 1,465,113.30 = 959,246.20 : x
  2. Step 2: Convert to fraction form
    976,742.20/1,465,113.30 = 959,246.20/x
  3. Step 3: Cross multiply
    976,742.20x = 1,465,113.30 × 959,246.20
  4. Step 4: Simplify right side
    976,742.20x = 1,405,404,365,594.46
  5. Step 5: Solve for x
    x = 1,405,404,365,594.46/976,742.20
  6. Step 6: Final answer
    x = 1,438,869.30

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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.