Home / 1,772,836.38-2,658,865.68-510,389.82

Finding the Fourth Proportional to 1,772,836.38, 2,658,865.68 and 510,389.82

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Solution

The fourth proportional to 1,772,836.38, 2,658,865.68 and 510,389.82 is: 765,472.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,836.38 : 2,658,865.68 = 510,389.82 : x
  2. Step 2: Convert to fraction form
    1,772,836.38/2,658,865.68 = 510,389.82/x
  3. Step 3: Cross multiply
    1,772,836.38x = 2,658,865.68 × 510,389.82
  4. Step 4: Simplify right side
    1,772,836.38x = 1,357,057,975,819.38
  5. Step 5: Solve for x
    x = 1,357,057,975,819.38/1,772,836.38
  6. Step 6: Final answer
    x = 765,472.77

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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.