Home / 2,925,038.35-4,385,179.41-1,220,451.33

Finding the Fourth Proportional to 2,925,038.35, 4,385,179.41 and 1,220,451.33

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Solution

The fourth proportional to 2,925,038.35, 4,385,179.41 and 1,220,451.33 is: 1,829,684.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925,038.35 : 4,385,179.41 = 1,220,451.33 : x
  2. Step 2: Convert to fraction form
    2,925,038.35/4,385,179.41 = 1,220,451.33/x
  3. Step 3: Cross multiply
    2,925,038.35x = 4,385,179.41 × 1,220,451.33
  4. Step 4: Simplify right side
    2,925,038.35x = 5,351,898,069,583.90
  5. Step 5: Solve for x
    x = 5,351,898,069,583.90/2,925,038.35
  6. Step 6: Final answer
    x = 1,829,684.75

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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.