Home / 1,157,179.88-1,596,890.40-647,900.48

Finding the Fourth Proportional to 1,157,179.88, 1,596,890.40 and 647,900.48

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Solution

The fourth proportional to 1,157,179.88, 1,596,890.40 and 647,900.48 is: 894,092.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,157,179.88 : 1,596,890.40 = 647,900.48 : x
  2. Step 2: Convert to fraction form
    1,157,179.88/1,596,890.40 = 647,900.48/x
  3. Step 3: Cross multiply
    1,157,179.88x = 1,596,890.40 × 647,900.48
  4. Step 4: Simplify right side
    1,157,179.88x = 1,034,626,056,667.39
  5. Step 5: Solve for x
    x = 1,034,626,056,667.39/1,157,179.88
  6. Step 6: Final answer
    x = 894,092.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.