Home / 3,518,937.60-5,278,406.40-3,113,030.40

Finding the Fourth Proportional to 3,518,937.60, 5,278,406.40 and 3,113,030.40

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Solution

The fourth proportional to 3,518,937.60, 5,278,406.40 and 3,113,030.40 is: 4,669,545.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518,937.60 : 5,278,406.40 = 3,113,030.40 : x
  2. Step 2: Convert to fraction form
    3,518,937.60/5,278,406.40 = 3,113,030.40/x
  3. Step 3: Cross multiply
    3,518,937.60x = 5,278,406.40 × 3,113,030.40
  4. Step 4: Simplify right side
    3,518,937.60x = 16,431,839,586,754.56
  5. Step 5: Solve for x
    x = 16,431,839,586,754.56/3,518,937.60
  6. Step 6: Final answer
    x = 4,669,545.60

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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.