Home / 1,122,504.82-1,684,421.52-413,031.08

Finding the Fourth Proportional to 1,122,504.82, 1,684,421.52 and 413,031.08

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Solution

The fourth proportional to 1,122,504.82, 1,684,421.52 and 413,031.08 is: 619,791.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,504.82 : 1,684,421.52 = 413,031.08 : x
  2. Step 2: Convert to fraction form
    1,122,504.82/1,684,421.52 = 413,031.08/x
  3. Step 3: Cross multiply
    1,122,504.82x = 1,684,421.52 × 413,031.08
  4. Step 4: Simplify right side
    1,122,504.82x = 695,718,439,580.84
  5. Step 5: Solve for x
    x = 695,718,439,580.84/1,122,504.82
  6. Step 6: Final answer
    x = 619,791.05

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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.