Home / 1,160,336.79-1,601,239.46-644,060.34

Finding the Fourth Proportional to 1,160,336.79, 1,601,239.46 and 644,060.34

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Solution

The fourth proportional to 1,160,336.79, 1,601,239.46 and 644,060.34 is: 888,789.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,160,336.79 : 1,601,239.46 = 644,060.34 : x
  2. Step 2: Convert to fraction form
    1,160,336.79/1,601,239.46 = 644,060.34/x
  3. Step 3: Cross multiply
    1,160,336.79x = 1,601,239.46 × 644,060.34
  4. Step 4: Simplify right side
    1,160,336.79x = 1,031,294,827,808.71
  5. Step 5: Solve for x
    x = 1,031,294,827,808.71/1,160,336.79
  6. Step 6: Final answer
    x = 888,789.22

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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.