Home / 1,480,175.84-2,042,642.56-801,112.32

Finding the Fourth Proportional to 1,480,175.84, 2,042,642.56 and 801,112.32

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Solution

The fourth proportional to 1,480,175.84, 2,042,642.56 and 801,112.32 is: 1,105,534.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,480,175.84 : 2,042,642.56 = 801,112.32 : x
  2. Step 2: Convert to fraction form
    1,480,175.84/2,042,642.56 = 801,112.32/x
  3. Step 3: Cross multiply
    1,480,175.84x = 2,042,642.56 × 801,112.32
  4. Step 4: Simplify right side
    1,480,175.84x = 1,636,386,120,172.34
  5. Step 5: Solve for x
    x = 1,636,386,120,172.34/1,480,175.84
  6. Step 6: Final answer
    x = 1,105,534.95

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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.