Home / 1,803,233.13-2,488,461.78-1,039,335.90

Finding the Fourth Proportional to 1,803,233.13, 2,488,461.78 and 1,039,335.90

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Solution

The fourth proportional to 1,803,233.13, 2,488,461.78 and 1,039,335.90 is: 1,434,283.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,803,233.13 : 2,488,461.78 = 1,039,335.90 : x
  2. Step 2: Convert to fraction form
    1,803,233.13/2,488,461.78 = 1,039,335.90/x
  3. Step 3: Cross multiply
    1,803,233.13x = 2,488,461.78 × 1,039,335.90
  4. Step 4: Simplify right side
    1,803,233.13x = 2,586,347,663,731.90
  5. Step 5: Solve for x
    x = 2,586,347,663,731.90/1,803,233.13
  6. Step 6: Final answer
    x = 1,434,283.58

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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.