Home / 1,427,728.10-2,137,384.45-1,250,581.10

Finding the Fourth Proportional to 1,427,728.10, 2,137,384.45 and 1,250,581.10

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Solution

The fourth proportional to 1,427,728.10, 2,137,384.45 and 1,250,581.10 is: 1,872,186.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,728.10 : 2,137,384.45 = 1,250,581.10 : x
  2. Step 2: Convert to fraction form
    1,427,728.10/2,137,384.45 = 1,250,581.10/x
  3. Step 3: Cross multiply
    1,427,728.10x = 2,137,384.45 × 1,250,581.10
  4. Step 4: Simplify right side
    1,427,728.10x = 2,672,972,596,603.90
  5. Step 5: Solve for x
    x = 2,672,972,596,603.90/1,427,728.10
  6. Step 6: Final answer
    x = 1,872,186.03

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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.