Home / 1,279,031.36-1,765,017.01-706,059.23

Finding the Fourth Proportional to 1,279,031.36, 1,765,017.01 and 706,059.23

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Solution

The fourth proportional to 1,279,031.36, 1,765,017.01 and 706,059.23 is: 974,336.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,279,031.36 : 1,765,017.01 = 706,059.23 : x
  2. Step 2: Convert to fraction form
    1,279,031.36/1,765,017.01 = 706,059.23/x
  3. Step 3: Cross multiply
    1,279,031.36x = 1,765,017.01 × 706,059.23
  4. Step 4: Simplify right side
    1,279,031.36x = 1,246,206,551,017.50
  5. Step 5: Solve for x
    x = 1,246,206,551,017.50/1,279,031.36
  6. Step 6: Final answer
    x = 974,336.20

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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.