Home / 1,427,656.60-2,137,277.49-1,250,509.60

Finding the Fourth Proportional to 1,427,656.60, 2,137,277.49 and 1,250,509.60

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Solution

The fourth proportional to 1,427,656.60, 2,137,277.49 and 1,250,509.60 is: 1,872,079.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,656.60 : 2,137,277.49 = 1,250,509.60 : x
  2. Step 2: Convert to fraction form
    1,427,656.60/2,137,277.49 = 1,250,509.60/x
  3. Step 3: Cross multiply
    1,427,656.60x = 2,137,277.49 × 1,250,509.60
  4. Step 4: Simplify right side
    1,427,656.60x = 2,672,686,019,108.90
  5. Step 5: Solve for x
    x = 2,672,686,019,108.90/1,427,656.60
  6. Step 6: Final answer
    x = 1,872,079.06

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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.