Home / 3,990,057.33-5,985,927.61-1,294,173.17

Finding the Fourth Proportional to 3,990,057.33, 5,985,927.61 and 1,294,173.17

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Solution

The fourth proportional to 3,990,057.33, 5,985,927.61 and 1,294,173.17 is: 1,941,532.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,990,057.33 : 5,985,927.61 = 1,294,173.17 : x
  2. Step 2: Convert to fraction form
    3,990,057.33/5,985,927.61 = 1,294,173.17/x
  3. Step 3: Cross multiply
    3,990,057.33x = 5,985,927.61 × 1,294,173.17
  4. Step 4: Simplify right side
    3,990,057.33x = 7,746,826,877,259.15
  5. Step 5: Solve for x
    x = 7,746,826,877,259.15/3,990,057.33
  6. Step 6: Final answer
    x = 1,941,532.72

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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.