Home / 2,384,232.12-3,290,140.20-1,351,809.36

Finding the Fourth Proportional to 2,384,232.12, 3,290,140.20 and 1,351,809.36

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Solution

The fourth proportional to 2,384,232.12, 3,290,140.20 and 1,351,809.36 is: 1,865,440.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384,232.12 : 3,290,140.20 = 1,351,809.36 : x
  2. Step 2: Convert to fraction form
    2,384,232.12/3,290,140.20 = 1,351,809.36/x
  3. Step 3: Cross multiply
    2,384,232.12x = 3,290,140.20 × 1,351,809.36
  4. Step 4: Simplify right side
    2,384,232.12x = 4,447,642,318,072.27
  5. Step 5: Solve for x
    x = 4,447,642,318,072.27/2,384,232.12
  6. Step 6: Final answer
    x = 1,865,440.15

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1.5x scale

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.