Home / 5,091,409.51-7,632,069.55-2,390,900.69

Finding the Fourth Proportional to 5,091,409.51, 7,632,069.55 and 2,390,900.69

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Solution

The fourth proportional to 5,091,409.51, 7,632,069.55 and 2,390,900.69 is: 3,583,982.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,091,409.51 : 7,632,069.55 = 2,390,900.69 : x
  2. Step 2: Convert to fraction form
    5,091,409.51/7,632,069.55 = 2,390,900.69/x
  3. Step 3: Cross multiply
    5,091,409.51x = 7,632,069.55 × 2,390,900.69
  4. Step 4: Simplify right side
    5,091,409.51x = 18,247,520,366,325.91
  5. Step 5: Solve for x
    x = 18,247,520,366,325.91/5,091,409.51
  6. Step 6: Final answer
    x = 3,583,982.07

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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.