Home / 3,256,172.15-4,492,798.01-1,879,223.28

Finding the Fourth Proportional to 3,256,172.15, 4,492,798.01 and 1,879,223.28

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Solution

The fourth proportional to 3,256,172.15, 4,492,798.01 and 1,879,223.28 is: 2,592,912.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256,172.15 : 4,492,798.01 = 1,879,223.28 : x
  2. Step 2: Convert to fraction form
    3,256,172.15/4,492,798.01 = 1,879,223.28/x
  3. Step 3: Cross multiply
    3,256,172.15x = 4,492,798.01 × 1,879,223.28
  4. Step 4: Simplify right side
    3,256,172.15x = 8,442,970,606,168.65
  5. Step 5: Solve for x
    x = 8,442,970,606,168.65/3,256,172.15
  6. Step 6: Final answer
    x = 2,592,912.85

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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.