Home / 1,444,743.72-2,168,001.36-646,700.04

Finding the Fourth Proportional to 1,444,743.72, 2,168,001.36 and 646,700.04

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Solution

The fourth proportional to 1,444,743.72, 2,168,001.36 and 646,700.04 is: 970,446.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,743.72 : 2,168,001.36 = 646,700.04 : x
  2. Step 2: Convert to fraction form
    1,444,743.72/2,168,001.36 = 646,700.04/x
  3. Step 3: Cross multiply
    1,444,743.72x = 2,168,001.36 × 646,700.04
  4. Step 4: Simplify right side
    1,444,743.72x = 1,402,046,566,232.05
  5. Step 5: Solve for x
    x = 1,402,046,566,232.05/1,444,743.72
  6. Step 6: Final answer
    x = 970,446.56

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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.