Home / 1,838,447.40-2,754,390.60-889,726.80

Finding the Fourth Proportional to 1,838,447.40, 2,754,390.60 and 889,726.80

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Solution

The fourth proportional to 1,838,447.40, 2,754,390.60 and 889,726.80 is: 1,333,002.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,447.40 : 2,754,390.60 = 889,726.80 : x
  2. Step 2: Convert to fraction form
    1,838,447.40/2,754,390.60 = 889,726.80/x
  3. Step 3: Cross multiply
    1,838,447.40x = 2,754,390.60 × 889,726.80
  4. Step 4: Simplify right side
    1,838,447.40x = 2,450,655,134,488.08
  5. Step 5: Solve for x
    x = 2,450,655,134,488.08/1,838,447.40
  6. Step 6: Final answer
    x = 1,333,002.58

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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.