Home / 2,686,945.76-3,707,817.18-1,479,721.76

Finding the Fourth Proportional to 2,686,945.76, 3,707,817.18 and 1,479,721.76

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Solution

The fourth proportional to 2,686,945.76, 3,707,817.18 and 1,479,721.76 is: 2,041,923.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,945.76 : 3,707,817.18 = 1,479,721.76 : x
  2. Step 2: Convert to fraction form
    2,686,945.76/3,707,817.18 = 1,479,721.76/x
  3. Step 3: Cross multiply
    2,686,945.76x = 3,707,817.18 × 1,479,721.76
  4. Step 4: Simplify right side
    2,686,945.76x = 5,486,537,763,347.84
  5. Step 5: Solve for x
    x = 5,486,537,763,347.84/2,686,945.76
  6. Step 6: Final answer
    x = 2,041,923.53

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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.