Home / 2,819,172.65-3,890,460.22-1,530,013.01

Finding the Fourth Proportional to 2,819,172.65, 3,890,460.22 and 1,530,013.01

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Solution

The fourth proportional to 2,819,172.65, 3,890,460.22 and 1,530,013.01 is: 2,111,419.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819,172.65 : 3,890,460.22 = 1,530,013.01 : x
  2. Step 2: Convert to fraction form
    2,819,172.65/3,890,460.22 = 1,530,013.01/x
  3. Step 3: Cross multiply
    2,819,172.65x = 3,890,460.22 × 1,530,013.01
  4. Step 4: Simplify right side
    2,819,172.65x = 5,952,454,743,837.40
  5. Step 5: Solve for x
    x = 5,952,454,743,837.40/2,819,172.65
  6. Step 6: Final answer
    x = 2,111,419.02

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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.