Home / 1,001,719.27-1,382,369.34-542,835.64

Finding the Fourth Proportional to 1,001,719.27, 1,382,369.34 and 542,835.64

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Solution

The fourth proportional to 1,001,719.27, 1,382,369.34 and 542,835.64 is: 749,111.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,719.27 : 1,382,369.34 = 542,835.64 : x
  2. Step 2: Convert to fraction form
    1,001,719.27/1,382,369.34 = 542,835.64/x
  3. Step 3: Cross multiply
    1,001,719.27x = 1,382,369.34 × 542,835.64
  4. Step 4: Simplify right side
    1,001,719.27x = 750,399,345,395.28
  5. Step 5: Solve for x
    x = 750,399,345,395.28/1,001,719.27
  6. Step 6: Final answer
    x = 749,111.42

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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.