Home / 1,995,059.40-2,993,009.66-647,117.14

Finding the Fourth Proportional to 1,995,059.40, 2,993,009.66 and 647,117.14

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Solution

The fourth proportional to 1,995,059.40, 2,993,009.66 and 647,117.14 is: 970,812.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,059.40 : 2,993,009.66 = 647,117.14 : x
  2. Step 2: Convert to fraction form
    1,995,059.40/2,993,009.66 = 647,117.14/x
  3. Step 3: Cross multiply
    1,995,059.40x = 2,993,009.66 × 647,117.14
  4. Step 4: Simplify right side
    1,995,059.40x = 1,936,827,851,171.57
  5. Step 5: Solve for x
    x = 1,936,827,851,171.57/1,995,059.40
  6. Step 6: Final answer
    x = 970,812.12

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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.