Home / 1,842,988.21-2,543,335.61-1,027,243.70

Finding the Fourth Proportional to 1,842,988.21, 2,543,335.61 and 1,027,243.70

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Solution

The fourth proportional to 1,842,988.21, 2,543,335.61 and 1,027,243.70 is: 1,417,602.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,842,988.21 : 2,543,335.61 = 1,027,243.70 : x
  2. Step 2: Convert to fraction form
    1,842,988.21/2,543,335.61 = 1,027,243.70/x
  3. Step 3: Cross multiply
    1,842,988.21x = 2,543,335.61 × 1,027,243.70
  4. Step 4: Simplify right side
    1,842,988.21x = 2,612,625,482,358.16
  5. Step 5: Solve for x
    x = 2,612,625,482,358.16/1,842,988.21
  6. Step 6: Final answer
    x = 1,417,602.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.