Home / 4,750,261.40-7,125,392.10-1,155,999.80

Finding the Fourth Proportional to 4,750,261.40, 7,125,392.10 and 1,155,999.80

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Solution

The fourth proportional to 4,750,261.40, 7,125,392.10 and 1,155,999.80 is: 1,733,999.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,750,261.40 : 7,125,392.10 = 1,155,999.80 : x
  2. Step 2: Convert to fraction form
    4,750,261.40/7,125,392.10 = 1,155,999.80/x
  3. Step 3: Cross multiply
    4,750,261.40x = 7,125,392.10 × 1,155,999.80
  4. Step 4: Simplify right side
    4,750,261.40x = 8,236,951,842,521.58
  5. Step 5: Solve for x
    x = 8,236,951,842,521.58/4,750,261.40
  6. Step 6: Final answer
    x = 1,733,999.70

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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.