Home / 2,154,213.04-3,231,309.84-556,640.32

Finding the Fourth Proportional to 2,154,213.04, 3,231,309.84 and 556,640.32

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Solution

The fourth proportional to 2,154,213.04, 3,231,309.84 and 556,640.32 is: 834,957.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154,213.04 : 3,231,309.84 = 556,640.32 : x
  2. Step 2: Convert to fraction form
    2,154,213.04/3,231,309.84 = 556,640.32/x
  3. Step 3: Cross multiply
    2,154,213.04x = 3,231,309.84 × 556,640.32
  4. Step 4: Simplify right side
    2,154,213.04x = 1,798,677,343,356.75
  5. Step 5: Solve for x
    x = 1,798,677,343,356.75/2,154,213.04
  6. Step 6: Final answer
    x = 834,957.97

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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.