Home / 1,676,624.88-2,313,742.60-912,684.20

Finding the Fourth Proportional to 1,676,624.88, 2,313,742.60 and 912,684.20

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Solution

The fourth proportional to 1,676,624.88, 2,313,742.60 and 912,684.20 is: 1,259,504.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,624.88 : 2,313,742.60 = 912,684.20 : x
  2. Step 2: Convert to fraction form
    1,676,624.88/2,313,742.60 = 912,684.20/x
  3. Step 3: Cross multiply
    1,676,624.88x = 2,313,742.60 × 912,684.20
  4. Step 4: Simplify right side
    1,676,624.88x = 2,111,716,313,886.92
  5. Step 5: Solve for x
    x = 2,111,716,313,886.92/1,676,624.88
  6. Step 6: Final answer
    x = 1,259,504.34

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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.