Home / 3,987,923.60-5,974,012.20-2,385,727.40

Finding the Fourth Proportional to 3,987,923.60, 5,974,012.20 and 2,385,727.40

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Solution

The fourth proportional to 3,987,923.60, 5,974,012.20 and 2,385,727.40 is: 3,573,881.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,987,923.60 : 5,974,012.20 = 2,385,727.40 : x
  2. Step 2: Convert to fraction form
    3,987,923.60/5,974,012.20 = 2,385,727.40/x
  3. Step 3: Cross multiply
    3,987,923.60x = 5,974,012.20 × 2,385,727.40
  4. Step 4: Simplify right side
    3,987,923.60x = 14,252,364,593,474.28
  5. Step 5: Solve for x
    x = 14,252,364,593,474.28/3,987,923.60
  6. Step 6: Final answer
    x = 3,573,881.05

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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.