Home / 1,028,331.90-1,544,862.69-725,423.22

Finding the Fourth Proportional to 1,028,331.90, 1,544,862.69 and 725,423.22

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Solution

The fourth proportional to 1,028,331.90, 1,544,862.69 and 725,423.22 is: 1,089,803.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,331.90 : 1,544,862.69 = 725,423.22 : x
  2. Step 2: Convert to fraction form
    1,028,331.90/1,544,862.69 = 725,423.22/x
  3. Step 3: Cross multiply
    1,028,331.90x = 1,544,862.69 × 725,423.22
  4. Step 4: Simplify right side
    1,028,331.90x = 1,120,679,267,037.66
  5. Step 5: Solve for x
    x = 1,120,679,267,037.66/1,028,331.90
  6. Step 6: Final answer
    x = 1,089,803.08

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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.