Home / 3,425,884.68-5,138,426.66-1,376,462.16

Finding the Fourth Proportional to 3,425,884.68, 5,138,426.66 and 1,376,462.16

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Solution

The fourth proportional to 3,425,884.68, 5,138,426.66 and 1,376,462.16 is: 2,064,532.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425,884.68 : 5,138,426.66 = 1,376,462.16 : x
  2. Step 2: Convert to fraction form
    3,425,884.68/5,138,426.66 = 1,376,462.16/x
  3. Step 3: Cross multiply
    3,425,884.68x = 5,138,426.66 × 1,376,462.16
  4. Step 4: Simplify right side
    3,425,884.68x = 7,072,849,859,425.19
  5. Step 5: Solve for x
    x = 7,072,849,859,425.19/3,425,884.68
  6. Step 6: Final answer
    x = 2,064,532.38

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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.