Home / 2,188,454.46-3,020,055.63-1,270,909.23

Finding the Fourth Proportional to 2,188,454.46, 3,020,055.63 and 1,270,909.23

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Solution

The fourth proportional to 2,188,454.46, 3,020,055.63 and 1,270,909.23 is: 1,753,848.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,188,454.46 : 3,020,055.63 = 1,270,909.23 : x
  2. Step 2: Convert to fraction form
    2,188,454.46/3,020,055.63 = 1,270,909.23/x
  3. Step 3: Cross multiply
    2,188,454.46x = 3,020,055.63 × 1,270,909.23
  4. Step 4: Simplify right side
    2,188,454.46x = 3,838,216,575,280.47
  5. Step 5: Solve for x
    x = 3,838,216,575,280.47/2,188,454.46
  6. Step 6: Final answer
    x = 1,753,848.04

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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.