Home / 4,421,157.39-6,629,916.89-1,689,713.66

Finding the Fourth Proportional to 4,421,157.39, 6,629,916.89 and 1,689,713.66

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Solution

The fourth proportional to 4,421,157.39, 6,629,916.89 and 1,689,713.66 is: 2,533,875.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,421,157.39 : 6,629,916.89 = 1,689,713.66 : x
  2. Step 2: Convert to fraction form
    4,421,157.39/6,629,916.89 = 1,689,713.66/x
  3. Step 3: Cross multiply
    4,421,157.39x = 6,629,916.89 × 1,689,713.66
  4. Step 4: Simplify right side
    4,421,157.39x = 11,202,661,154,496.79
  5. Step 5: Solve for x
    x = 11,202,661,154,496.79/4,421,157.39
  6. Step 6: Final answer
    x = 2,533,875.22

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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.