Home / 2,219,621.40-3,329,432.10-723,713.40

Finding the Fourth Proportional to 2,219,621.40, 3,329,432.10 and 723,713.40

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Solution

The fourth proportional to 2,219,621.40, 3,329,432.10 and 723,713.40 is: 1,085,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,219,621.40 : 3,329,432.10 = 723,713.40 : x
  2. Step 2: Convert to fraction form
    2,219,621.40/3,329,432.10 = 723,713.40/x
  3. Step 3: Cross multiply
    2,219,621.40x = 3,329,432.10 × 723,713.40
  4. Step 4: Simplify right side
    2,219,621.40x = 2,409,554,625,160.14
  5. Step 5: Solve for x
    x = 2,409,554,625,160.14/2,219,621.40
  6. Step 6: Final answer
    x = 1,085,570.10

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Similar ratio
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1.5x scale

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.