Home / 2,746,885.60-4,120,954.80-853,818.40

Finding the Fourth Proportional to 2,746,885.60, 4,120,954.80 and 853,818.40

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Solution

The fourth proportional to 2,746,885.60, 4,120,954.80 and 853,818.40 is: 1,280,922.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746,885.60 : 4,120,954.80 = 853,818.40 : x
  2. Step 2: Convert to fraction form
    2,746,885.60/4,120,954.80 = 853,818.40/x
  3. Step 3: Cross multiply
    2,746,885.60x = 4,120,954.80 × 853,818.40
  4. Step 4: Simplify right side
    2,746,885.60x = 3,518,547,033,808.32
  5. Step 5: Solve for x
    x = 3,518,547,033,808.32/2,746,885.60
  6. Step 6: Final answer
    x = 1,280,922.30

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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.