Home / 1,488,708.76-2,232,727.80-423,727.24

Finding the Fourth Proportional to 1,488,708.76, 2,232,727.80 and 423,727.24

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Solution

The fourth proportional to 1,488,708.76, 2,232,727.80 and 423,727.24 is: 635,495.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,708.76 : 2,232,727.80 = 423,727.24 : x
  2. Step 2: Convert to fraction form
    1,488,708.76/2,232,727.80 = 423,727.24/x
  3. Step 3: Cross multiply
    1,488,708.76x = 2,232,727.80 × 423,727.24
  4. Step 4: Simplify right side
    1,488,708.76x = 946,067,588,365.27
  5. Step 5: Solve for x
    x = 946,067,588,365.27/1,488,708.76
  6. Step 6: Final answer
    x = 635,495.41

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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.