Home / 1,173,101.52-1,619,663.76-790,988.88

Finding the Fourth Proportional to 1,173,101.52, 1,619,663.76 and 790,988.88

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Solution

The fourth proportional to 1,173,101.52, 1,619,663.76 and 790,988.88 is: 1,092,093.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,101.52 : 1,619,663.76 = 790,988.88 : x
  2. Step 2: Convert to fraction form
    1,173,101.52/1,619,663.76 = 790,988.88/x
  3. Step 3: Cross multiply
    1,173,101.52x = 1,619,663.76 × 790,988.88
  4. Step 4: Simplify right side
    1,173,101.52x = 1,281,136,023,498.99
  5. Step 5: Solve for x
    x = 1,281,136,023,498.99/1,173,101.52
  6. Step 6: Final answer
    x = 1,092,093.06

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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.