Home / 4,920,986.55-7,381,479.83-2,225,399.70

Finding the Fourth Proportional to 4,920,986.55, 7,381,479.83 and 2,225,399.70

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Solution

The fourth proportional to 4,920,986.55, 7,381,479.83 and 2,225,399.70 is: 3,338,099.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,986.55 : 7,381,479.83 = 2,225,399.70 : x
  2. Step 2: Convert to fraction form
    4,920,986.55/7,381,479.83 = 2,225,399.70/x
  3. Step 3: Cross multiply
    4,920,986.55x = 7,381,479.83 × 2,225,399.70
  4. Step 4: Simplify right side
    4,920,986.55x = 16,426,742,988,111.05
  5. Step 5: Solve for x
    x = 16,426,742,988,111.05/4,920,986.55
  6. Step 6: Final answer
    x = 3,338,099.55

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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.