Home / 3,140,865.48-4,712,055.62-1,091,227.71

Finding the Fourth Proportional to 3,140,865.48, 4,712,055.62 and 1,091,227.71

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Solution

The fourth proportional to 3,140,865.48, 4,712,055.62 and 1,091,227.71 is: 1,637,104.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,140,865.48 : 4,712,055.62 = 1,091,227.71 : x
  2. Step 2: Convert to fraction form
    3,140,865.48/4,712,055.62 = 1,091,227.71/x
  3. Step 3: Cross multiply
    3,140,865.48x = 4,712,055.62 × 1,091,227.71
  4. Step 4: Simplify right side
    3,140,865.48x = 5,141,925,658,149.09
  5. Step 5: Solve for x
    x = 5,141,925,658,149.09/3,140,865.48
  6. Step 6: Final answer
    x = 1,637,104.71

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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.