Home / 5,365,188.30-8,047,784.63-1,321,754.77

Finding the Fourth Proportional to 5,365,188.30, 8,047,784.63 and 1,321,754.77

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Solution

The fourth proportional to 5,365,188.30, 8,047,784.63 and 1,321,754.77 is: 1,982,632.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365,188.30 : 8,047,784.63 = 1,321,754.77 : x
  2. Step 2: Convert to fraction form
    5,365,188.30/8,047,784.63 = 1,321,754.77/x
  3. Step 3: Cross multiply
    5,365,188.30x = 8,047,784.63 × 1,321,754.77
  4. Step 4: Simplify right side
    5,365,188.30x = 10,637,197,722,635.19
  5. Step 5: Solve for x
    x = 10,637,197,722,635.19/5,365,188.30
  6. Step 6: Final answer
    x = 1,982,632.69

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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.