Home / 2,487,493.26-3,432,475.98-1,399,745.88

Finding the Fourth Proportional to 2,487,493.26, 3,432,475.98 and 1,399,745.88

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Solution

The fourth proportional to 2,487,493.26, 3,432,475.98 and 1,399,745.88 is: 1,931,500.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,493.26 : 3,432,475.98 = 1,399,745.88 : x
  2. Step 2: Convert to fraction form
    2,487,493.26/3,432,475.98 = 1,399,745.88/x
  3. Step 3: Cross multiply
    2,487,493.26x = 3,432,475.98 × 1,399,745.88
  4. Step 4: Simplify right side
    2,487,493.26x = 4,804,594,111,203.96
  5. Step 5: Solve for x
    x = 4,804,594,111,203.96/2,487,493.26
  6. Step 6: Final answer
    x = 1,931,500.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.