Home / 2,746,886.20-4,120,718.10-853,430.20

Finding the Fourth Proportional to 2,746,886.20, 4,120,718.10 and 853,430.20

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Solution

The fourth proportional to 2,746,886.20, 4,120,718.10 and 853,430.20 is: 1,280,266.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746,886.20 : 4,120,718.10 = 853,430.20 : x
  2. Step 2: Convert to fraction form
    2,746,886.20/4,120,718.10 = 853,430.20/x
  3. Step 3: Cross multiply
    2,746,886.20x = 4,120,718.10 × 853,430.20
  4. Step 4: Simplify right side
    2,746,886.20x = 3,516,745,272,226.62
  5. Step 5: Solve for x
    x = 3,516,745,272,226.62/2,746,886.20
  6. Step 6: Final answer
    x = 1,280,266.10

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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.