Home / 3,167,785.80-4,371,636.63-1,791,099.96

Finding the Fourth Proportional to 3,167,785.80, 4,371,636.63 and 1,791,099.96

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Solution

The fourth proportional to 3,167,785.80, 4,371,636.63 and 1,791,099.96 is: 2,471,770.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167,785.80 : 4,371,636.63 = 1,791,099.96 : x
  2. Step 2: Convert to fraction form
    3,167,785.80/4,371,636.63 = 1,791,099.96/x
  3. Step 3: Cross multiply
    3,167,785.80x = 4,371,636.63 × 1,791,099.96
  4. Step 4: Simplify right side
    3,167,785.80x = 7,830,038,193,127.53
  5. Step 5: Solve for x
    x = 7,830,038,193,127.53/3,167,785.80
  6. Step 6: Final answer
    x = 2,471,770.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.