Home / 994,020.60-1,491,030.90-927,098.40

Finding the Fourth Proportional to 994,020.60, 1,491,030.90 and 927,098.40

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Solution

The fourth proportional to 994,020.60, 1,491,030.90 and 927,098.40 is: 1,390,647.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    994,020.60 : 1,491,030.90 = 927,098.40 : x
  2. Step 2: Convert to fraction form
    994,020.60/1,491,030.90 = 927,098.40/x
  3. Step 3: Cross multiply
    994,020.60x = 1,491,030.90 × 927,098.40
  4. Step 4: Simplify right side
    994,020.60x = 1,382,332,361,740.56
  5. Step 5: Solve for x
    x = 1,382,332,361,740.56/994,020.60
  6. Step 6: Final answer
    x = 1,390,647.60

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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.