Home / 4,660,189.95-6,991,343.90-1,422,017.29

Finding the Fourth Proportional to 4,660,189.95, 6,991,343.90 and 1,422,017.29

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Solution

The fourth proportional to 4,660,189.95, 6,991,343.90 and 1,422,017.29 is: 2,133,349.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,660,189.95 : 6,991,343.90 = 1,422,017.29 : x
  2. Step 2: Convert to fraction form
    4,660,189.95/6,991,343.90 = 1,422,017.29/x
  3. Step 3: Cross multiply
    4,660,189.95x = 6,991,343.90 × 1,422,017.29
  4. Step 4: Simplify right side
    4,660,189.95x = 9,941,811,892,212.72
  5. Step 5: Solve for x
    x = 9,941,811,892,212.72/4,660,189.95
  6. Step 6: Final answer
    x = 2,133,349.07

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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.