Home / 3,941,089.78-5,911,599.02-1,245,415.46

Finding the Fourth Proportional to 3,941,089.78, 5,911,599.02 and 1,245,415.46

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Solution

The fourth proportional to 3,941,089.78, 5,911,599.02 and 1,245,415.46 is: 1,868,111.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,089.78 : 5,911,599.02 = 1,245,415.46 : x
  2. Step 2: Convert to fraction form
    3,941,089.78/5,911,599.02 = 1,245,415.46/x
  3. Step 3: Cross multiply
    3,941,089.78x = 5,911,599.02 × 1,245,415.46
  4. Step 4: Simplify right side
    3,941,089.78x = 7,362,396,812,828.85
  5. Step 5: Solve for x
    x = 7,362,396,812,828.85/3,941,089.78
  6. Step 6: Final answer
    x = 1,868,111.92

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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.