Home / 1,423,228-2,134,991.04-463,758.24

Finding the Fourth Proportional to 1,423,228, 2,134,991.04 and 463,758.24

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Solution

The fourth proportional to 1,423,228, 2,134,991.04 and 463,758.24 is: 695,685.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,228 : 2,134,991.04 = 463,758.24 : x
  2. Step 2: Convert to fraction form
    1,423,228/2,134,991.04 = 463,758.24/x
  3. Step 3: Cross multiply
    1,423,228x = 2,134,991.04 × 463,758.24
  4. Step 4: Simplify right side
    1,423,228x = 990,119,687,126.17
  5. Step 5: Solve for x
    x = 990,119,687,126.17/1,423,228
  6. Step 6: Final answer
    x = 695,685.92

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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.