Home / 967,829.40-1,448,791.65-861,541.20

Finding the Fourth Proportional to 967,829.40, 1,448,791.65 and 861,541.20

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Solution

The fourth proportional to 967,829.40, 1,448,791.65 and 861,541.20 is: 1,289,683.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,829.40 : 1,448,791.65 = 861,541.20 : x
  2. Step 2: Convert to fraction form
    967,829.40/1,448,791.65 = 861,541.20/x
  3. Step 3: Cross multiply
    967,829.40x = 1,448,791.65 × 861,541.20
  4. Step 4: Simplify right side
    967,829.40x = 1,248,193,696,690.98
  5. Step 5: Solve for x
    x = 1,248,193,696,690.98/967,829.40
  6. Step 6: Final answer
    x = 1,289,683.59

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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.