Home / 1,040,116.90-1,557,064.95-619,176.10

Finding the Fourth Proportional to 1,040,116.90, 1,557,064.95 and 619,176.10

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Solution

The fourth proportional to 1,040,116.90, 1,557,064.95 and 619,176.10 is: 926,912.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,116.90 : 1,557,064.95 = 619,176.10 : x
  2. Step 2: Convert to fraction form
    1,040,116.90/1,557,064.95 = 619,176.10/x
  3. Step 3: Cross multiply
    1,040,116.90x = 1,557,064.95 × 619,176.10
  4. Step 4: Simplify right side
    1,040,116.90x = 964,097,403,187.70
  5. Step 5: Solve for x
    x = 964,097,403,187.70/1,040,116.90
  6. Step 6: Final answer
    x = 926,912.55

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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.