Home / 2,218,052.16-3,311,033.76-1,949,011.20

Finding the Fourth Proportional to 2,218,052.16, 3,311,033.76 and 1,949,011.20

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Solution

The fourth proportional to 2,218,052.16, 3,311,033.76 and 1,949,011.20 is: 2,909,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,218,052.16 : 3,311,033.76 = 1,949,011.20 : x
  2. Step 2: Convert to fraction form
    2,218,052.16/3,311,033.76 = 1,949,011.20/x
  3. Step 3: Cross multiply
    2,218,052.16x = 3,311,033.76 × 1,949,011.20
  4. Step 4: Simplify right side
    2,218,052.16x = 6,453,241,881,818.11
  5. Step 5: Solve for x
    x = 6,453,241,881,818.11/2,218,052.16
  6. Step 6: Final answer
    x = 2,909,418.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.