Home / 1,308,844.23-1,963,251.72-510,686.43

Finding the Fourth Proportional to 1,308,844.23, 1,963,251.72 and 510,686.43

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Solution

The fourth proportional to 1,308,844.23, 1,963,251.72 and 510,686.43 is: 766,023.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,844.23 : 1,963,251.72 = 510,686.43 : x
  2. Step 2: Convert to fraction form
    1,308,844.23/1,963,251.72 = 510,686.43/x
  3. Step 3: Cross multiply
    1,308,844.23x = 1,963,251.72 × 510,686.43
  4. Step 4: Simplify right side
    1,308,844.23x = 1,002,606,012,078.16
  5. Step 5: Solve for x
    x = 1,002,606,012,078.16/1,308,844.23
  6. Step 6: Final answer
    x = 766,023.94

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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.