Home / 3,104,672.80-4,657,009.20-830,192.80

Finding the Fourth Proportional to 3,104,672.80, 4,657,009.20 and 830,192.80

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Solution

The fourth proportional to 3,104,672.80, 4,657,009.20 and 830,192.80 is: 1,245,289.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,104,672.80 : 4,657,009.20 = 830,192.80 : x
  2. Step 2: Convert to fraction form
    3,104,672.80/4,657,009.20 = 830,192.80/x
  3. Step 3: Cross multiply
    3,104,672.80x = 4,657,009.20 × 830,192.80
  4. Step 4: Simplify right side
    3,104,672.80x = 3,866,215,507,373.76
  5. Step 5: Solve for x
    x = 3,866,215,507,373.76/3,104,672.80
  6. Step 6: Final answer
    x = 1,245,289.20

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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.