Home / 3,213,707.43-4,820,589.39-817,554.60

Finding the Fourth Proportional to 3,213,707.43, 4,820,589.39 and 817,554.60

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Solution

The fourth proportional to 3,213,707.43, 4,820,589.39 and 817,554.60 is: 1,226,339.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,213,707.43 : 4,820,589.39 = 817,554.60 : x
  2. Step 2: Convert to fraction form
    3,213,707.43/4,820,589.39 = 817,554.60/x
  3. Step 3: Cross multiply
    3,213,707.43x = 4,820,589.39 × 817,554.60
  4. Step 4: Simplify right side
    3,213,707.43x = 3,941,095,006,402.75
  5. Step 5: Solve for x
    x = 3,941,095,006,402.75/3,213,707.43
  6. Step 6: Final answer
    x = 1,226,339.08

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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.