Home / 5,269,700.52-7,271,848.98-2,946,784.41

Finding the Fourth Proportional to 5,269,700.52, 7,271,848.98 and 2,946,784.41

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Solution

The fourth proportional to 5,269,700.52, 7,271,848.98 and 2,946,784.41 is: 4,066,373.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,269,700.52 : 7,271,848.98 = 2,946,784.41 : x
  2. Step 2: Convert to fraction form
    5,269,700.52/7,271,848.98 = 2,946,784.41/x
  3. Step 3: Cross multiply
    5,269,700.52x = 7,271,848.98 × 2,946,784.41
  4. Step 4: Simplify right side
    5,269,700.52x = 21,428,571,206,138.40
  5. Step 5: Solve for x
    x = 21,428,571,206,138.40/5,269,700.52
  6. Step 6: Final answer
    x = 4,066,373.62

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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.