Home / 3,098,784.72-4,633,907.88-2,947,619.28

Finding the Fourth Proportional to 3,098,784.72, 4,633,907.88 and 2,947,619.28

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Solution

The fourth proportional to 3,098,784.72, 4,633,907.88 and 2,947,619.28 is: 4,407,855.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,784.72 : 4,633,907.88 = 2,947,619.28 : x
  2. Step 2: Convert to fraction form
    3,098,784.72/4,633,907.88 = 2,947,619.28/x
  3. Step 3: Cross multiply
    3,098,784.72x = 4,633,907.88 × 2,947,619.28
  4. Step 4: Simplify right side
    3,098,784.72x = 13,658,996,208,831.93
  5. Step 5: Solve for x
    x = 13,658,996,208,831.93/3,098,784.72
  6. Step 6: Final answer
    x = 4,407,855.80

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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.