Home / 1,271,470.26-1,905,432.03-955,557.30

Finding the Fourth Proportional to 1,271,470.26, 1,905,432.03 and 955,557.30

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Solution

The fourth proportional to 1,271,470.26, 1,905,432.03 and 955,557.30 is: 1,432,003.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,271,470.26 : 1,905,432.03 = 955,557.30 : x
  2. Step 2: Convert to fraction form
    1,271,470.26/1,905,432.03 = 955,557.30/x
  3. Step 3: Cross multiply
    1,271,470.26x = 1,905,432.03 × 955,557.30
  4. Step 4: Simplify right side
    1,271,470.26x = 1,820,749,485,920.32
  5. Step 5: Solve for x
    x = 1,820,749,485,920.32/1,271,470.26
  6. Step 6: Final answer
    x = 1,432,003.20

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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.