Home / 1,539,902.00-2,309,686.61-515,116.13

Finding the Fourth Proportional to 1,539,902.00, 2,309,686.61 and 515,116.13

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Solution

The fourth proportional to 1,539,902.00, 2,309,686.61 and 515,116.13 is: 772,618.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,539,902.00 : 2,309,686.61 = 515,116.13 : x
  2. Step 2: Convert to fraction form
    1,539,902.00/2,309,686.61 = 515,116.13/x
  3. Step 3: Cross multiply
    1,539,902.00x = 2,309,686.61 × 515,116.13
  4. Step 4: Simplify right side
    1,539,902.00x = 1,189,756,813,932.01
  5. Step 5: Solve for x
    x = 1,189,756,813,932.01/1,539,902.00
  6. Step 6: Final answer
    x = 772,618.53

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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.