Home / 1,676,771.08-2,313,871.50-912,827.32

Finding the Fourth Proportional to 1,676,771.08, 2,313,871.50 and 912,827.32

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Solution

The fourth proportional to 1,676,771.08, 2,313,871.50 and 912,827.32 is: 1,259,662.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,771.08 : 2,313,871.50 = 912,827.32 : x
  2. Step 2: Convert to fraction form
    1,676,771.08/2,313,871.50 = 912,827.32/x
  3. Step 3: Cross multiply
    1,676,771.08x = 2,313,871.50 × 912,827.32
  4. Step 4: Simplify right side
    1,676,771.08x = 2,112,165,120,169.38
  5. Step 5: Solve for x
    x = 2,112,165,120,169.38/1,676,771.08
  6. Step 6: Final answer
    x = 1,259,662.18

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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.