Home / 1,569,175.45-2,353,763.18-431,935.45

Finding the Fourth Proportional to 1,569,175.45, 2,353,763.18 and 431,935.45

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Solution

The fourth proportional to 1,569,175.45, 2,353,763.18 and 431,935.45 is: 647,903.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,569,175.45 : 2,353,763.18 = 431,935.45 : x
  2. Step 2: Convert to fraction form
    1,569,175.45/2,353,763.18 = 431,935.45/x
  3. Step 3: Cross multiply
    1,569,175.45x = 2,353,763.18 × 431,935.45
  4. Step 4: Simplify right side
    1,569,175.45x = 1,016,673,758,346.73
  5. Step 5: Solve for x
    x = 1,016,673,758,346.73/1,569,175.45
  6. Step 6: Final answer
    x = 647,903.18

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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.