Home / 3,421,607.67-4,722,870.24-1,972,271.84

Finding the Fourth Proportional to 3,421,607.67, 4,722,870.24 and 1,972,271.84

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Solution

The fourth proportional to 3,421,607.67, 4,722,870.24 and 1,972,271.84 is: 2,722,341.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421,607.67 : 4,722,870.24 = 1,972,271.84 : x
  2. Step 2: Convert to fraction form
    3,421,607.67/4,722,870.24 = 1,972,271.84/x
  3. Step 3: Cross multiply
    3,421,607.67x = 4,722,870.24 × 1,972,271.84
  4. Step 4: Simplify right side
    3,421,607.67x = 9,314,783,954,711.69
  5. Step 5: Solve for x
    x = 9,314,783,954,711.69/3,421,607.67
  6. Step 6: Final answer
    x = 2,722,341.32

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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.