Home / 1,676,287.10-2,313,276.21-912,346.22

Finding the Fourth Proportional to 1,676,287.10, 2,313,276.21 and 912,346.22

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Solution

The fourth proportional to 1,676,287.10, 2,313,276.21 and 912,346.22 is: 1,259,037.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,287.10 : 2,313,276.21 = 912,346.22 : x
  2. Step 2: Convert to fraction form
    1,676,287.10/2,313,276.21 = 912,346.22/x
  3. Step 3: Cross multiply
    1,676,287.10x = 2,313,276.21 × 912,346.22
  4. Step 4: Simplify right side
    1,676,287.10x = 2,110,508,806,009.43
  5. Step 5: Solve for x
    x = 2,110,508,806,009.43/1,676,287.10
  6. Step 6: Final answer
    x = 1,259,037.79

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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.