Home / 2,457,389.57-3,391,213.32-1,369,730.09

Finding the Fourth Proportional to 2,457,389.57, 3,391,213.32 and 1,369,730.09

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Solution

The fourth proportional to 2,457,389.57, 3,391,213.32 and 1,369,730.09 is: 1,890,236.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457,389.57 : 3,391,213.32 = 1,369,730.09 : x
  2. Step 2: Convert to fraction form
    2,457,389.57/3,391,213.32 = 1,369,730.09/x
  3. Step 3: Cross multiply
    2,457,389.57x = 3,391,213.32 × 1,369,730.09
  4. Step 4: Simplify right side
    2,457,389.57x = 4,645,046,934,490.83
  5. Step 5: Solve for x
    x = 4,645,046,934,490.83/2,457,389.57
  6. Step 6: Final answer
    x = 1,890,236.29

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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.