Home / 2,758,230.30-4,129,666.65-1,407,474.30

Finding the Fourth Proportional to 2,758,230.30, 4,129,666.65 and 1,407,474.30

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Solution

The fourth proportional to 2,758,230.30, 4,129,666.65 and 1,407,474.30 is: 2,107,293.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,758,230.30 : 4,129,666.65 = 1,407,474.30 : x
  2. Step 2: Convert to fraction form
    2,758,230.30/4,129,666.65 = 1,407,474.30/x
  3. Step 3: Cross multiply
    2,758,230.30x = 4,129,666.65 × 1,407,474.30
  4. Step 4: Simplify right side
    2,758,230.30x = 5,812,399,677,442.10
  5. Step 5: Solve for x
    x = 5,812,399,677,442.10/2,758,230.30
  6. Step 6: Final answer
    x = 2,107,293.10

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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.