Home / 4,919,402.20-6,788,482.62-2,854,257.80

Finding the Fourth Proportional to 4,919,402.20, 6,788,482.62 and 2,854,257.80

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Solution

The fourth proportional to 4,919,402.20, 6,788,482.62 and 2,854,257.80 is: 3,938,706.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,919,402.20 : 6,788,482.62 = 2,854,257.80 : x
  2. Step 2: Convert to fraction form
    4,919,402.20/6,788,482.62 = 2,854,257.80/x
  3. Step 3: Cross multiply
    4,919,402.20x = 6,788,482.62 × 2,854,257.80
  4. Step 4: Simplify right side
    4,919,402.20x = 19,376,079,468,299.43
  5. Step 5: Solve for x
    x = 19,376,079,468,299.43/4,919,402.20
  6. Step 6: Final answer
    x = 3,938,706.10

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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.