Home / 1,619,330.59-2,428,828.99-539,726.50

Finding the Fourth Proportional to 1,619,330.59, 2,428,828.99 and 539,726.50

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Solution

The fourth proportional to 1,619,330.59, 2,428,828.99 and 539,726.50 is: 809,534.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,330.59 : 2,428,828.99 = 539,726.50 : x
  2. Step 2: Convert to fraction form
    1,619,330.59/2,428,828.99 = 539,726.50/x
  3. Step 3: Cross multiply
    1,619,330.59x = 2,428,828.99 × 539,726.50
  4. Step 4: Simplify right side
    1,619,330.59x = 1,310,903,371,557.95
  5. Step 5: Solve for x
    x = 1,310,903,371,557.95/1,619,330.59
  6. Step 6: Final answer
    x = 809,534.12

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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.