Home / 2,733,980.64-4,100,972.40-712,219.20

Finding the Fourth Proportional to 2,733,980.64, 4,100,972.40 and 712,219.20

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Solution

The fourth proportional to 2,733,980.64, 4,100,972.40 and 712,219.20 is: 1,068,329.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,733,980.64 : 4,100,972.40 = 712,219.20 : x
  2. Step 2: Convert to fraction form
    2,733,980.64/4,100,972.40 = 712,219.20/x
  3. Step 3: Cross multiply
    2,733,980.64x = 4,100,972.40 × 712,219.20
  4. Step 4: Simplify right side
    2,733,980.64x = 2,920,791,281,950.08
  5. Step 5: Solve for x
    x = 2,920,791,281,950.08/2,733,980.64
  6. Step 6: Final answer
    x = 1,068,329.18

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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.