Home / 1,376,717.84-1,899,894.44-803,782.16

Finding the Fourth Proportional to 1,376,717.84, 1,899,894.44 and 803,782.16

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Solution

The fourth proportional to 1,376,717.84, 1,899,894.44 and 803,782.16 is: 1,109,233.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,376,717.84 : 1,899,894.44 = 803,782.16 : x
  2. Step 2: Convert to fraction form
    1,376,717.84/1,899,894.44 = 803,782.16/x
  3. Step 3: Cross multiply
    1,376,717.84x = 1,899,894.44 × 803,782.16
  4. Step 4: Simplify right side
    1,376,717.84x = 1,527,101,256,755.19
  5. Step 5: Solve for x
    x = 1,527,101,256,755.19/1,376,717.84
  6. Step 6: Final answer
    x = 1,109,233.29

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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.