Home / 4,285,854.72-6,428,818.13-1,090,981.44

Finding the Fourth Proportional to 4,285,854.72, 6,428,818.13 and 1,090,981.44

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Solution

The fourth proportional to 4,285,854.72, 6,428,818.13 and 1,090,981.44 is: 1,636,481.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,285,854.72 : 6,428,818.13 = 1,090,981.44 : x
  2. Step 2: Convert to fraction form
    4,285,854.72/6,428,818.13 = 1,090,981.44/x
  3. Step 3: Cross multiply
    4,285,854.72x = 6,428,818.13 × 1,090,981.44
  4. Step 4: Simplify right side
    4,285,854.72x = 7,013,721,260,965.51
  5. Step 5: Solve for x
    x = 7,013,721,260,965.51/4,285,854.72
  6. Step 6: Final answer
    x = 1,636,481.34

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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.