Home / 1,674,488.78-2,310,768.15-910,535.66

Finding the Fourth Proportional to 1,674,488.78, 2,310,768.15 and 910,535.66

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Solution

The fourth proportional to 1,674,488.78, 2,310,768.15 and 910,535.66 is: 1,256,524.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,674,488.78 : 2,310,768.15 = 910,535.66 : x
  2. Step 2: Convert to fraction form
    1,674,488.78/2,310,768.15 = 910,535.66/x
  3. Step 3: Cross multiply
    1,674,488.78x = 2,310,768.15 × 910,535.66
  4. Step 4: Simplify right side
    1,674,488.78x = 2,104,036,791,013.39
  5. Step 5: Solve for x
    x = 2,104,036,791,013.39/1,674,488.78
  6. Step 6: Final answer
    x = 1,256,524.87

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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.