Home / 2,855,265-4,277,187.20-1,717,398.87

Finding the Fourth Proportional to 2,855,265, 4,277,187.20 and 1,717,398.87

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Solution

The fourth proportional to 2,855,265, 4,277,187.20 and 1,717,398.87 is: 2,572,663.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,855,265 : 4,277,187.20 = 1,717,398.87 : x
  2. Step 2: Convert to fraction form
    2,855,265/4,277,187.20 = 1,717,398.87/x
  3. Step 3: Cross multiply
    2,855,265x = 4,277,187.20 × 1,717,398.87
  4. Step 4: Simplify right side
    2,855,265x = 7,345,636,468,351.96
  5. Step 5: Solve for x
    x = 7,345,636,468,351.96/2,855,265
  6. Step 6: Final answer
    x = 2,572,663.65

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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.