Home / 4,920,697.20-7,381,045.80-3,925,369.20

Finding the Fourth Proportional to 4,920,697.20, 7,381,045.80 and 3,925,369.20

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Solution

The fourth proportional to 4,920,697.20, 7,381,045.80 and 3,925,369.20 is: 5,888,053.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,920,697.20 : 7,381,045.80 = 3,925,369.20 : x
  2. Step 2: Convert to fraction form
    4,920,697.20/7,381,045.80 = 3,925,369.20/x
  3. Step 3: Cross multiply
    4,920,697.20x = 7,381,045.80 × 3,925,369.20
  4. Step 4: Simplify right side
    4,920,697.20x = 28,973,329,847,109.36
  5. Step 5: Solve for x
    x = 28,973,329,847,109.36/4,920,697.20
  6. Step 6: Final answer
    x = 5,888,053.80

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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.