Home / 2,164,712.46-2,987,618.56-1,246,762.94

Finding the Fourth Proportional to 2,164,712.46, 2,987,618.56 and 1,246,762.94

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Solution

The fourth proportional to 2,164,712.46, 2,987,618.56 and 1,246,762.94 is: 1,720,714.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,164,712.46 : 2,987,618.56 = 1,246,762.94 : x
  2. Step 2: Convert to fraction form
    2,164,712.46/2,987,618.56 = 1,246,762.94/x
  3. Step 3: Cross multiply
    2,164,712.46x = 2,987,618.56 × 1,246,762.94
  4. Step 4: Simplify right side
    2,164,712.46x = 3,724,852,099,464.17
  5. Step 5: Solve for x
    x = 3,724,852,099,464.17/2,164,712.46
  6. Step 6: Final answer
    x = 1,720,714.49

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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.