Home / 3,617,400.06-5,421,972.13-1,457,041.65

Finding the Fourth Proportional to 3,617,400.06, 5,421,972.13 and 1,457,041.65

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Solution

The fourth proportional to 3,617,400.06, 5,421,972.13 and 1,457,041.65 is: 2,183,899.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,617,400.06 : 5,421,972.13 = 1,457,041.65 : x
  2. Step 2: Convert to fraction form
    3,617,400.06/5,421,972.13 = 1,457,041.65/x
  3. Step 3: Cross multiply
    3,617,400.06x = 5,421,972.13 × 1,457,041.65
  4. Step 4: Simplify right side
    3,617,400.06x = 7,900,039,213,635.70
  5. Step 5: Solve for x
    x = 7,900,039,213,635.70/3,617,400.06
  6. Step 6: Final answer
    x = 2,183,899.79

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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.