Home / 2,072,502.22-3,109,172.50-874,427.16

Finding the Fourth Proportional to 2,072,502.22, 3,109,172.50 and 874,427.16

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Solution

The fourth proportional to 2,072,502.22, 3,109,172.50 and 874,427.16 is: 1,311,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,072,502.22 : 3,109,172.50 = 874,427.16 : x
  2. Step 2: Convert to fraction form
    2,072,502.22/3,109,172.50 = 874,427.16/x
  3. Step 3: Cross multiply
    2,072,502.22x = 3,109,172.50 × 874,427.16
  4. Step 4: Simplify right side
    2,072,502.22x = 2,718,744,879,125.10
  5. Step 5: Solve for x
    x = 2,718,744,879,125.10/2,072,502.22
  6. Step 6: Final answer
    x = 1,311,817.60

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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.