Home / 1,729,860.87-2,387,071.31-1,004,590.11

Finding the Fourth Proportional to 1,729,860.87, 2,387,071.31 and 1,004,590.11

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Solution

The fourth proportional to 1,729,860.87, 2,387,071.31 and 1,004,590.11 is: 1,386,254.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,729,860.87 : 2,387,071.31 = 1,004,590.11 : x
  2. Step 2: Convert to fraction form
    1,729,860.87/2,387,071.31 = 1,004,590.11/x
  3. Step 3: Cross multiply
    1,729,860.87x = 2,387,071.31 × 1,004,590.11
  4. Step 4: Simplify right side
    1,729,860.87x = 2,398,028,224,867.79
  5. Step 5: Solve for x
    x = 2,398,028,224,867.79/1,729,860.87
  6. Step 6: Final answer
    x = 1,386,254.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.