Home / 1,878,008.80-2,817,013.20-548,312.80

Finding the Fourth Proportional to 1,878,008.80, 2,817,013.20 and 548,312.80

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Solution

The fourth proportional to 1,878,008.80, 2,817,013.20 and 548,312.80 is: 822,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,878,008.80 : 2,817,013.20 = 548,312.80 : x
  2. Step 2: Convert to fraction form
    1,878,008.80/2,817,013.20 = 548,312.80/x
  3. Step 3: Cross multiply
    1,878,008.80x = 2,817,013.20 × 548,312.80
  4. Step 4: Simplify right side
    1,878,008.80x = 1,544,604,395,328.96
  5. Step 5: Solve for x
    x = 1,544,604,395,328.96/1,878,008.80
  6. Step 6: Final answer
    x = 822,469.20

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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.