Home / 2,959,403.40-4,439,105.10-2,931,409.80

Finding the Fourth Proportional to 2,959,403.40, 4,439,105.10 and 2,931,409.80

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Solution

The fourth proportional to 2,959,403.40, 4,439,105.10 and 2,931,409.80 is: 4,397,114.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959,403.40 : 4,439,105.10 = 2,931,409.80 : x
  2. Step 2: Convert to fraction form
    2,959,403.40/4,439,105.10 = 2,931,409.80/x
  3. Step 3: Cross multiply
    2,959,403.40x = 4,439,105.10 × 2,931,409.80
  4. Step 4: Simplify right side
    2,959,403.40x = 13,012,836,193,369.98
  5. Step 5: Solve for x
    x = 13,012,836,193,369.98/2,959,403.40
  6. Step 6: Final answer
    x = 4,397,114.70

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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.