Home / 1,881,460.66-2,822,190.72-816,479.14

Finding the Fourth Proportional to 1,881,460.66, 2,822,190.72 and 816,479.14

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Solution

The fourth proportional to 1,881,460.66, 2,822,190.72 and 816,479.14 is: 1,224,718.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,881,460.66 : 2,822,190.72 = 816,479.14 : x
  2. Step 2: Convert to fraction form
    1,881,460.66/2,822,190.72 = 816,479.14/x
  3. Step 3: Cross multiply
    1,881,460.66x = 2,822,190.72 × 816,479.14
  4. Step 4: Simplify right side
    1,881,460.66x = 2,304,259,851,981.58
  5. Step 5: Solve for x
    x = 2,304,259,851,981.58/1,881,460.66
  6. Step 6: Final answer
    x = 1,224,718.59

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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.