Home / 1,279,031.95-1,765,055.50-706,071.97

Finding the Fourth Proportional to 1,279,031.95, 1,765,055.50 and 706,071.97

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Solution

The fourth proportional to 1,279,031.95, 1,765,055.50 and 706,071.97 is: 974,374.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,031.95 : 1,765,055.50 = 706,071.97 : x
  2. Step 2: Convert to fraction form
    1,279,031.95/1,765,055.50 = 706,071.97/x
  3. Step 3: Cross multiply
    1,279,031.95x = 1,765,055.50 × 706,071.97
  4. Step 4: Simplify right side
    1,279,031.95x = 1,246,256,214,044.34
  5. Step 5: Solve for x
    x = 1,246,256,214,044.34/1,279,031.95
  6. Step 6: Final answer
    x = 974,374.58

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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.