Home / 1,781,352.80-2,672,029.20-1,560,168.80

Finding the Fourth Proportional to 1,781,352.80, 2,672,029.20 and 1,560,168.80

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Solution

The fourth proportional to 1,781,352.80, 2,672,029.20 and 1,560,168.80 is: 2,340,253.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,781,352.80 : 2,672,029.20 = 1,560,168.80 : x
  2. Step 2: Convert to fraction form
    1,781,352.80/2,672,029.20 = 1,560,168.80/x
  3. Step 3: Cross multiply
    1,781,352.80x = 2,672,029.20 × 1,560,168.80
  4. Step 4: Simplify right side
    1,781,352.80x = 4,168,816,590,528.96
  5. Step 5: Solve for x
    x = 4,168,816,590,528.96/1,781,352.80
  6. Step 6: Final answer
    x = 2,340,253.20

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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.