Home / 1,488,808.35-2,233,225.89-423,849.51

Finding the Fourth Proportional to 1,488,808.35, 2,233,225.89 and 423,849.51

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Solution

The fourth proportional to 1,488,808.35, 2,233,225.89 and 423,849.51 is: 635,778.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,488,808.35 : 2,233,225.89 = 423,849.51 : x
  2. Step 2: Convert to fraction form
    1,488,808.35/2,233,225.89 = 423,849.51/x
  3. Step 3: Cross multiply
    1,488,808.35x = 2,233,225.89 × 423,849.51
  4. Step 4: Simplify right side
    1,488,808.35x = 946,551,699,195.81
  5. Step 5: Solve for x
    x = 946,551,699,195.81/1,488,808.35
  6. Step 6: Final answer
    x = 635,778.07

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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.