Home / 2,008,585.12-3,012,981.36-512,690.08

Finding the Fourth Proportional to 2,008,585.12, 3,012,981.36 and 512,690.08

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Solution

The fourth proportional to 2,008,585.12, 3,012,981.36 and 512,690.08 is: 769,061.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008,585.12 : 3,012,981.36 = 512,690.08 : x
  2. Step 2: Convert to fraction form
    2,008,585.12/3,012,981.36 = 512,690.08/x
  3. Step 3: Cross multiply
    2,008,585.12x = 3,012,981.36 × 512,690.08
  4. Step 4: Simplify right side
    2,008,585.12x = 1,544,725,654,496.91
  5. Step 5: Solve for x
    x = 1,544,725,654,496.91/2,008,585.12
  6. Step 6: Final answer
    x = 769,061.58

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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.