Home / 1,804,792.17-2,490,376.55-1,079,375.61

Finding the Fourth Proportional to 1,804,792.17, 2,490,376.55 and 1,079,375.61

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Solution

The fourth proportional to 1,804,792.17, 2,490,376.55 and 1,079,375.61 is: 1,489,396.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,792.17 : 2,490,376.55 = 1,079,375.61 : x
  2. Step 2: Convert to fraction form
    1,804,792.17/2,490,376.55 = 1,079,375.61/x
  3. Step 3: Cross multiply
    1,804,792.17x = 2,490,376.55 × 1,079,375.61
  4. Step 4: Simplify right side
    1,804,792.17x = 2,688,051,702,389.07
  5. Step 5: Solve for x
    x = 2,688,051,702,389.07/1,804,792.17
  6. Step 6: Final answer
    x = 1,489,396.81

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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.