Home / 1,167,034.90-1,610,515.18-650,821.42

Finding the Fourth Proportional to 1,167,034.90, 1,610,515.18 and 650,821.42

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Solution

The fourth proportional to 1,167,034.90, 1,610,515.18 and 650,821.42 is: 898,137.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,034.90 : 1,610,515.18 = 650,821.42 : x
  2. Step 2: Convert to fraction form
    1,167,034.90/1,610,515.18 = 650,821.42/x
  3. Step 3: Cross multiply
    1,167,034.90x = 1,610,515.18 × 650,821.42
  4. Step 4: Simplify right side
    1,167,034.90x = 1,048,157,771,105.41
  5. Step 5: Solve for x
    x = 1,048,157,771,105.41/1,167,034.90
  6. Step 6: Final answer
    x = 898,137.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.