Home / 3,413,442.40-5,120,360.14-1,283,544.98

Finding the Fourth Proportional to 3,413,442.40, 5,120,360.14 and 1,283,544.98

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Solution

The fourth proportional to 3,413,442.40, 5,120,360.14 and 1,283,544.98 is: 1,925,391.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,413,442.40 : 5,120,360.14 = 1,283,544.98 : x
  2. Step 2: Convert to fraction form
    3,413,442.40/5,120,360.14 = 1,283,544.98/x
  3. Step 3: Cross multiply
    3,413,442.40x = 5,120,360.14 × 1,283,544.98
  4. Step 4: Simplify right side
    3,413,442.40x = 6,572,212,553,489.10
  5. Step 5: Solve for x
    x = 6,572,212,553,489.10/3,413,442.40
  6. Step 6: Final answer
    x = 1,925,391.37

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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.