Home / 1,279,940.06-1,766,165.91-706,946.06

Finding the Fourth Proportional to 1,279,940.06, 1,766,165.91 and 706,946.06

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Solution

The fourth proportional to 1,279,940.06, 1,766,165.91 and 706,946.06 is: 975,501.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,940.06 : 1,766,165.91 = 706,946.06 : x
  2. Step 2: Convert to fraction form
    1,279,940.06/1,766,165.91 = 706,946.06/x
  3. Step 3: Cross multiply
    1,279,940.06x = 1,766,165.91 × 706,946.06
  4. Step 4: Simplify right side
    1,279,940.06x = 1,248,584,031,380.81
  5. Step 5: Solve for x
    x = 1,248,584,031,380.81/1,279,940.06
  6. Step 6: Final answer
    x = 975,501.96

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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.