Home / 1,838,382.40-2,754,293.10-889,661.80

Finding the Fourth Proportional to 1,838,382.40, 2,754,293.10 and 889,661.80

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Solution

The fourth proportional to 1,838,382.40, 2,754,293.10 and 889,661.80 is: 1,332,905.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,838,382.40 : 2,754,293.10 = 889,661.80 : x
  2. Step 2: Convert to fraction form
    1,838,382.40/2,754,293.10 = 889,661.80/x
  3. Step 3: Cross multiply
    1,838,382.40x = 2,754,293.10 × 889,661.80
  4. Step 4: Simplify right side
    1,838,382.40x = 2,450,389,357,073.58
  5. Step 5: Solve for x
    x = 2,450,389,357,073.58/1,838,382.40
  6. Step 6: Final answer
    x = 1,332,905.14

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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.