Home / 4,293,689.61-6,431,285.59-2,015,800.63

Finding the Fourth Proportional to 4,293,689.61, 6,431,285.59 and 2,015,800.63

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Solution

The fourth proportional to 4,293,689.61, 6,431,285.59 and 2,015,800.63 is: 3,019,358.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,293,689.61 : 6,431,285.59 = 2,015,800.63 : x
  2. Step 2: Convert to fraction form
    4,293,689.61/6,431,285.59 = 2,015,800.63/x
  3. Step 3: Cross multiply
    4,293,689.61x = 6,431,285.59 × 2,015,800.63
  4. Step 4: Simplify right side
    4,293,689.61x = 12,964,189,522,914.21
  5. Step 5: Solve for x
    x = 12,964,189,522,914.21/4,293,689.61
  6. Step 6: Final answer
    x = 3,019,358.80

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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.