Home / 2,889,495.90-4,331,133.45-1,091,684.70

Finding the Fourth Proportional to 2,889,495.90, 4,331,133.45 and 1,091,684.70

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Solution

The fourth proportional to 2,889,495.90, 4,331,133.45 and 1,091,684.70 is: 1,636,351.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,889,495.90 : 4,331,133.45 = 1,091,684.70 : x
  2. Step 2: Convert to fraction form
    2,889,495.90/4,331,133.45 = 1,091,684.70/x
  3. Step 3: Cross multiply
    2,889,495.90x = 4,331,133.45 × 1,091,684.70
  4. Step 4: Simplify right side
    2,889,495.90x = 4,728,232,121,023.22
  5. Step 5: Solve for x
    x = 4,728,232,121,023.22/2,889,495.90
  6. Step 6: Final answer
    x = 1,636,351.91

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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.