Home / 2,011,684.92-2,776,040.68-1,140,578.21

Finding the Fourth Proportional to 2,011,684.92, 2,776,040.68 and 1,140,578.21

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Solution

The fourth proportional to 2,011,684.92, 2,776,040.68 and 1,140,578.21 is: 1,573,950.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,684.92 : 2,776,040.68 = 1,140,578.21 : x
  2. Step 2: Convert to fraction form
    2,011,684.92/2,776,040.68 = 1,140,578.21/x
  3. Step 3: Cross multiply
    2,011,684.92x = 2,776,040.68 × 1,140,578.21
  4. Step 4: Simplify right side
    2,011,684.92x = 3,166,291,513,770.24
  5. Step 5: Solve for x
    x = 3,166,291,513,770.24/2,011,684.92
  6. Step 6: Final answer
    x = 1,573,950.02

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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.