Home / 2,752,072.20-4,128,108.30-730,312.20

Finding the Fourth Proportional to 2,752,072.20, 4,128,108.30 and 730,312.20

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Solution

The fourth proportional to 2,752,072.20, 4,128,108.30 and 730,312.20 is: 1,095,468.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,752,072.20 : 4,128,108.30 = 730,312.20 : x
  2. Step 2: Convert to fraction form
    2,752,072.20/4,128,108.30 = 730,312.20/x
  3. Step 3: Cross multiply
    2,752,072.20x = 4,128,108.30 × 730,312.20
  4. Step 4: Simplify right side
    2,752,072.20x = 3,014,807,854,411.26
  5. Step 5: Solve for x
    x = 3,014,807,854,411.26/2,752,072.20
  6. Step 6: Final answer
    x = 1,095,468.30

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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.