Home / 1,676,314.76-2,313,314.22-912,373.76

Finding the Fourth Proportional to 1,676,314.76, 2,313,314.22 and 912,373.76

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Solution

The fourth proportional to 1,676,314.76, 2,313,314.22 and 912,373.76 is: 1,259,075.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,314.76 : 2,313,314.22 = 912,373.76 : x
  2. Step 2: Convert to fraction form
    1,676,314.76/2,313,314.22 = 912,373.76/x
  3. Step 3: Cross multiply
    1,676,314.76x = 2,313,314.22 × 912,373.76
  4. Step 4: Simplify right side
    1,676,314.76x = 2,110,607,192,962.87
  5. Step 5: Solve for x
    x = 2,110,607,192,962.87/1,676,314.76
  6. Step 6: Final answer
    x = 1,259,075.71

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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.