Home / 2,914,628.80-4,369,610.40-1,230,347.20

Finding the Fourth Proportional to 2,914,628.80, 4,369,610.40 and 1,230,347.20

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Solution

The fourth proportional to 2,914,628.80, 4,369,610.40 and 1,230,347.20 is: 1,844,536.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,628.80 : 4,369,610.40 = 1,230,347.20 : x
  2. Step 2: Convert to fraction form
    2,914,628.80/4,369,610.40 = 1,230,347.20/x
  3. Step 3: Cross multiply
    2,914,628.80x = 4,369,610.40 × 1,230,347.20
  4. Step 4: Simplify right side
    2,914,628.80x = 5,376,137,920,730.88
  5. Step 5: Solve for x
    x = 5,376,137,920,730.88/2,914,628.80
  6. Step 6: Final answer
    x = 1,844,536.06

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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.