Home / 1,954,564.90-2,931,750.15-1,008,031.30

Finding the Fourth Proportional to 1,954,564.90, 2,931,750.15 and 1,008,031.30

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Solution

The fourth proportional to 1,954,564.90, 2,931,750.15 and 1,008,031.30 is: 1,511,996.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,954,564.90 : 2,931,750.15 = 1,008,031.30 : x
  2. Step 2: Convert to fraction form
    1,954,564.90/2,931,750.15 = 1,008,031.30/x
  3. Step 3: Cross multiply
    1,954,564.90x = 2,931,750.15 × 1,008,031.30
  4. Step 4: Simplify right side
    1,954,564.90x = 2,955,295,914,979.70
  5. Step 5: Solve for x
    x = 2,955,295,914,979.70/1,954,564.90
  6. Step 6: Final answer
    x = 1,511,996.82

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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.