Home / 1,160,743.60-1,601,829.28-644,498.48

Finding the Fourth Proportional to 1,160,743.60, 1,601,829.28 and 644,498.48

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Solution

The fourth proportional to 1,160,743.60, 1,601,829.28 and 644,498.48 is: 889,409.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,743.60 : 1,601,829.28 = 644,498.48 : x
  2. Step 2: Convert to fraction form
    1,160,743.60/1,601,829.28 = 644,498.48/x
  3. Step 3: Cross multiply
    1,160,743.60x = 1,601,829.28 × 644,498.48
  4. Step 4: Simplify right side
    1,160,743.60x = 1,032,376,536,179.49
  5. Step 5: Solve for x
    x = 1,032,376,536,179.49/1,160,743.60
  6. Step 6: Final answer
    x = 889,409.63

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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.