Home / 1,248,366.80-1,872,550.20-1,159,893.20

Finding the Fourth Proportional to 1,248,366.80, 1,872,550.20 and 1,159,893.20

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Solution

The fourth proportional to 1,248,366.80, 1,872,550.20 and 1,159,893.20 is: 1,739,839.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,366.80 : 1,872,550.20 = 1,159,893.20 : x
  2. Step 2: Convert to fraction form
    1,248,366.80/1,872,550.20 = 1,159,893.20/x
  3. Step 3: Cross multiply
    1,248,366.80x = 1,872,550.20 × 1,159,893.20
  4. Step 4: Simplify right side
    1,248,366.80x = 2,171,958,243,638.64
  5. Step 5: Solve for x
    x = 2,171,958,243,638.64/1,248,366.80
  6. Step 6: Final answer
    x = 1,739,839.80

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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.