Home / 1,591,752.90-2,196,278.43-947,047.17

Finding the Fourth Proportional to 1,591,752.90, 2,196,278.43 and 947,047.17

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Solution

The fourth proportional to 1,591,752.90, 2,196,278.43 and 947,047.17 is: 1,306,722.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,591,752.90 : 2,196,278.43 = 947,047.17 : x
  2. Step 2: Convert to fraction form
    1,591,752.90/2,196,278.43 = 947,047.17/x
  3. Step 3: Cross multiply
    1,591,752.90x = 2,196,278.43 × 947,047.17
  4. Step 4: Simplify right side
    1,591,752.90x = 2,079,979,271,663.54
  5. Step 5: Solve for x
    x = 2,079,979,271,663.54/1,591,752.90
  6. Step 6: Final answer
    x = 1,306,722.46

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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.