Home / 1,503,147.42-2,254,513.77-830,471.58

Finding the Fourth Proportional to 1,503,147.42, 2,254,513.77 and 830,471.58

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Solution

The fourth proportional to 1,503,147.42, 2,254,513.77 and 830,471.58 is: 1,245,592.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,503,147.42 : 2,254,513.77 = 830,471.58 : x
  2. Step 2: Convert to fraction form
    1,503,147.42/2,254,513.77 = 830,471.58/x
  3. Step 3: Cross multiply
    1,503,147.42x = 2,254,513.77 × 830,471.58
  4. Step 4: Simplify right side
    1,503,147.42x = 1,872,309,612,703.66
  5. Step 5: Solve for x
    x = 1,872,309,612,703.66/1,503,147.42
  6. Step 6: Final answer
    x = 1,245,592.81

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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.