Home / 3,125,170.08-4,312,474.02-2,896,672.32

Finding the Fourth Proportional to 3,125,170.08, 4,312,474.02 and 2,896,672.32

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Solution

The fourth proportional to 3,125,170.08, 4,312,474.02 and 2,896,672.32 is: 3,997,166.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,125,170.08 : 4,312,474.02 = 2,896,672.32 : x
  2. Step 2: Convert to fraction form
    3,125,170.08/4,312,474.02 = 2,896,672.32/x
  3. Step 3: Cross multiply
    3,125,170.08x = 4,312,474.02 × 2,896,672.32
  4. Step 4: Simplify right side
    3,125,170.08x = 12,491,824,124,453.12
  5. Step 5: Solve for x
    x = 12,491,824,124,453.12/3,125,170.08
  6. Step 6: Final answer
    x = 3,997,166.17

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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.