Home / 1,313,751.08-1,812,952.33-740,791.71

Finding the Fourth Proportional to 1,313,751.08, 1,812,952.33 and 740,791.71

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Solution

The fourth proportional to 1,313,751.08, 1,812,952.33 and 740,791.71 is: 1,022,278.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,751.08 : 1,812,952.33 = 740,791.71 : x
  2. Step 2: Convert to fraction form
    1,313,751.08/1,812,952.33 = 740,791.71/x
  3. Step 3: Cross multiply
    1,313,751.08x = 1,812,952.33 × 740,791.71
  4. Step 4: Simplify right side
    1,313,751.08x = 1,343,020,054,837.20
  5. Step 5: Solve for x
    x = 1,343,020,054,837.20/1,313,751.08
  6. Step 6: Final answer
    x = 1,022,278.93

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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.