Home / 2,259,260-3,117,778.80-1,240,681.76

Finding the Fourth Proportional to 2,259,260, 3,117,778.80 and 1,240,681.76

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Solution

The fourth proportional to 2,259,260, 3,117,778.80 and 1,240,681.76 is: 1,712,140.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,259,260 : 3,117,778.80 = 1,240,681.76 : x
  2. Step 2: Convert to fraction form
    2,259,260/3,117,778.80 = 1,240,681.76/x
  3. Step 3: Cross multiply
    2,259,260x = 3,117,778.80 × 1,240,681.76
  4. Step 4: Simplify right side
    2,259,260x = 3,868,171,288,874.69
  5. Step 5: Solve for x
    x = 3,868,171,288,874.69/2,259,260
  6. Step 6: Final answer
    x = 1,712,140.83

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1.5x scale

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.