Home / 1,243,669.08-1,862,514.12-709,570.86

Finding the Fourth Proportional to 1,243,669.08, 1,862,514.12 and 709,570.86

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Solution

The fourth proportional to 1,243,669.08, 1,862,514.12 and 709,570.86 is: 1,062,650.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,669.08 : 1,862,514.12 = 709,570.86 : x
  2. Step 2: Convert to fraction form
    1,243,669.08/1,862,514.12 = 709,570.86/x
  3. Step 3: Cross multiply
    1,243,669.08x = 1,862,514.12 × 709,570.86
  4. Step 4: Simplify right side
    1,243,669.08x = 1,321,585,745,890.54
  5. Step 5: Solve for x
    x = 1,321,585,745,890.54/1,243,669.08
  6. Step 6: Final answer
    x = 1,062,650.64

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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.