Home / 3,863,345.78-5,331,437.76-2,413,881.77

Finding the Fourth Proportional to 3,863,345.78, 5,331,437.76 and 2,413,881.77

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Solution

The fourth proportional to 3,863,345.78, 5,331,437.76 and 2,413,881.77 is: 3,331,169.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863,345.78 : 5,331,437.76 = 2,413,881.77 : x
  2. Step 2: Convert to fraction form
    3,863,345.78/5,331,437.76 = 2,413,881.77/x
  3. Step 3: Cross multiply
    3,863,345.78x = 5,331,437.76 × 2,413,881.77
  4. Step 4: Simplify right side
    3,863,345.78x = 12,869,460,390,096.45
  5. Step 5: Solve for x
    x = 12,869,460,390,096.45/3,863,345.78
  6. Step 6: Final answer
    x = 3,331,169.70

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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.