Home / 1,016,370.87-1,404,239.28-865,008.60

Finding the Fourth Proportional to 1,016,370.87, 1,404,239.28 and 865,008.60

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Solution

The fourth proportional to 1,016,370.87, 1,404,239.28 and 865,008.60 is: 1,195,114.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,370.87 : 1,404,239.28 = 865,008.60 : x
  2. Step 2: Convert to fraction form
    1,016,370.87/1,404,239.28 = 865,008.60/x
  3. Step 3: Cross multiply
    1,016,370.87x = 1,404,239.28 × 865,008.60
  4. Step 4: Simplify right side
    1,016,370.87x = 1,214,679,057,912.65
  5. Step 5: Solve for x
    x = 1,214,679,057,912.65/1,016,370.87
  6. Step 6: Final answer
    x = 1,195,114.00

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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.