Home / 1,010,709.60-1,516,064.40-970,851.53

Finding the Fourth Proportional to 1,010,709.60, 1,516,064.40 and 970,851.53

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Solution

The fourth proportional to 1,010,709.60, 1,516,064.40 and 970,851.53 is: 1,456,277.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,010,709.60 : 1,516,064.40 = 970,851.53 : x
  2. Step 2: Convert to fraction form
    1,010,709.60/1,516,064.40 = 970,851.53/x
  3. Step 3: Cross multiply
    1,010,709.60x = 1,516,064.40 × 970,851.53
  4. Step 4: Simplify right side
    1,010,709.60x = 1,471,873,434,738.21
  5. Step 5: Solve for x
    x = 1,471,873,434,738.21/1,010,709.60
  6. Step 6: Final answer
    x = 1,456,277.29

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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.