Home / 1,646,897.85-2,468,634.08-636,713.64

Finding the Fourth Proportional to 1,646,897.85, 2,468,634.08 and 636,713.64

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Solution

The fourth proportional to 1,646,897.85, 2,468,634.08 and 636,713.64 is: 954,408.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,646,897.85 : 2,468,634.08 = 636,713.64 : x
  2. Step 2: Convert to fraction form
    1,646,897.85/2,468,634.08 = 636,713.64/x
  3. Step 3: Cross multiply
    1,646,897.85x = 2,468,634.08 × 636,713.64
  4. Step 4: Simplify right side
    1,646,897.85x = 1,571,812,987,721.28
  5. Step 5: Solve for x
    x = 1,571,812,987,721.28/1,646,897.85
  6. Step 6: Final answer
    x = 954,408.31

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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.