Home / 2,141,121.36-3,213,448.88-1,076,466

Finding the Fourth Proportional to 2,141,121.36, 3,213,448.88 and 1,076,466

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Solution

The fourth proportional to 2,141,121.36, 3,213,448.88 and 1,076,466 is: 1,615,587.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,121.36 : 3,213,448.88 = 1,076,466 : x
  2. Step 2: Convert to fraction form
    2,141,121.36/3,213,448.88 = 1,076,466/x
  3. Step 3: Cross multiply
    2,141,121.36x = 3,213,448.88 × 1,076,466
  4. Step 4: Simplify right side
    2,141,121.36x = 3,459,168,462,058.08
  5. Step 5: Solve for x
    x = 3,459,168,462,058.08/2,141,121.36
  6. Step 6: Final answer
    x = 1,615,587.29

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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.