Home / 1,676,264.63-2,313,245.18-912,323.66

Finding the Fourth Proportional to 1,676,264.63, 2,313,245.18 and 912,323.66

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Solution

The fourth proportional to 1,676,264.63, 2,313,245.18 and 912,323.66 is: 1,259,006.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,264.63 : 2,313,245.18 = 912,323.66 : x
  2. Step 2: Convert to fraction form
    1,676,264.63/2,313,245.18 = 912,323.66/x
  3. Step 3: Cross multiply
    1,676,264.63x = 2,313,245.18 × 912,323.66
  4. Step 4: Simplify right side
    1,676,264.63x = 2,110,428,299,809.54
  5. Step 5: Solve for x
    x = 2,110,428,299,809.54/1,676,264.63
  6. Step 6: Final answer
    x = 1,259,006.64

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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.