Home / 1,631,488.60-2,251,456.68-906,316.60

Finding the Fourth Proportional to 1,631,488.60, 2,251,456.68 and 906,316.60

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Solution

The fourth proportional to 1,631,488.60, 2,251,456.68 and 906,316.60 is: 1,250,718.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,488.60 : 2,251,456.68 = 906,316.60 : x
  2. Step 2: Convert to fraction form
    1,631,488.60/2,251,456.68 = 906,316.60/x
  3. Step 3: Cross multiply
    1,631,488.60x = 2,251,456.68 × 906,316.60
  4. Step 4: Simplify right side
    1,631,488.60x = 2,040,532,563,264.89
  5. Step 5: Solve for x
    x = 2,040,532,563,264.89/1,631,488.60
  6. Step 6: Final answer
    x = 1,250,718.25

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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.