Home / 3,943,342.34-5,915,869.16-1,210,899.06

Finding the Fourth Proportional to 3,943,342.34, 5,915,869.16 and 1,210,899.06

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Solution

The fourth proportional to 3,943,342.34, 5,915,869.16 and 1,210,899.06 is: 1,816,611.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943,342.34 : 5,915,869.16 = 1,210,899.06 : x
  2. Step 2: Convert to fraction form
    3,943,342.34/5,915,869.16 = 1,210,899.06/x
  3. Step 3: Cross multiply
    3,943,342.34x = 5,915,869.16 × 1,210,899.06
  4. Step 4: Simplify right side
    3,943,342.34x = 7,163,520,398,872.50
  5. Step 5: Solve for x
    x = 7,163,520,398,872.50/3,943,342.34
  6. Step 6: Final answer
    x = 1,816,611.34

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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.