Home / 2,776,585.40-4,164,061.08-1,259,390.60

Finding the Fourth Proportional to 2,776,585.40, 4,164,061.08 and 1,259,390.60

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Solution

The fourth proportional to 2,776,585.40, 4,164,061.08 and 1,259,390.60 is: 1,888,715.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,776,585.40 : 4,164,061.08 = 1,259,390.60 : x
  2. Step 2: Convert to fraction form
    2,776,585.40/4,164,061.08 = 1,259,390.60/x
  3. Step 3: Cross multiply
    2,776,585.40x = 4,164,061.08 × 1,259,390.60
  4. Step 4: Simplify right side
    2,776,585.40x = 5,244,179,381,977.85
  5. Step 5: Solve for x
    x = 5,244,179,381,977.85/2,776,585.40
  6. Step 6: Final answer
    x = 1,888,715.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.