Home / 2,230,325.55-3,077,870.94-1,263,435.17

Finding the Fourth Proportional to 2,230,325.55, 3,077,870.94 and 1,263,435.17

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Solution

The fourth proportional to 2,230,325.55, 3,077,870.94 and 1,263,435.17 is: 1,743,552.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,230,325.55 : 3,077,870.94 = 1,263,435.17 : x
  2. Step 2: Convert to fraction form
    2,230,325.55/3,077,870.94 = 1,263,435.17/x
  3. Step 3: Cross multiply
    2,230,325.55x = 3,077,870.94 × 1,263,435.17
  4. Step 4: Simplify right side
    2,230,325.55x = 3,888,690,378,927.61
  5. Step 5: Solve for x
    x = 3,888,690,378,927.61/2,230,325.55
  6. Step 6: Final answer
    x = 1,743,552.81

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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.