Home / 1,413,823.48-2,121,668.34-749,442.04

Finding the Fourth Proportional to 1,413,823.48, 2,121,668.34 and 749,442.04

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Solution

The fourth proportional to 1,413,823.48, 2,121,668.34 and 749,442.04 is: 1,124,657.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,823.48 : 2,121,668.34 = 749,442.04 : x
  2. Step 2: Convert to fraction form
    1,413,823.48/2,121,668.34 = 749,442.04/x
  3. Step 3: Cross multiply
    1,413,823.48x = 2,121,668.34 × 749,442.04
  4. Step 4: Simplify right side
    1,413,823.48x = 1,590,067,448,933.01
  5. Step 5: Solve for x
    x = 1,590,067,448,933.01/1,413,823.48
  6. Step 6: Final answer
    x = 1,124,657.69

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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.