Home / 1,212,407.60-1,818,654.37-301,594.82

Finding the Fourth Proportional to 1,212,407.60, 1,818,654.37 and 301,594.82

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Solution

The fourth proportional to 1,212,407.60, 1,818,654.37 and 301,594.82 is: 452,402.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,212,407.60 : 1,818,654.37 = 301,594.82 : x
  2. Step 2: Convert to fraction form
    1,212,407.60/1,818,654.37 = 301,594.82/x
  3. Step 3: Cross multiply
    1,212,407.60x = 1,818,654.37 × 301,594.82
  4. Step 4: Simplify right side
    1,212,407.60x = 548,496,727,515.11
  5. Step 5: Solve for x
    x = 548,496,727,515.11/1,212,407.60
  6. Step 6: Final answer
    x = 452,402.91

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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.