Home / 1,122,503.82-1,684,420.02-413,030.08

Finding the Fourth Proportional to 1,122,503.82, 1,684,420.02 and 413,030.08

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Solution

The fourth proportional to 1,122,503.82, 1,684,420.02 and 413,030.08 is: 619,789.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,122,503.82 : 1,684,420.02 = 413,030.08 : x
  2. Step 2: Convert to fraction form
    1,122,503.82/1,684,420.02 = 413,030.08/x
  3. Step 3: Cross multiply
    1,122,503.82x = 1,684,420.02 × 413,030.08
  4. Step 4: Simplify right side
    1,122,503.82x = 695,716,135,614.20
  5. Step 5: Solve for x
    x = 695,716,135,614.20/1,122,503.82
  6. Step 6: Final answer
    x = 619,789.55

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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.