Home / 1,331,142.88-1,838,492.56-894,802.64

Finding the Fourth Proportional to 1,331,142.88, 1,838,492.56 and 894,802.64

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Solution

The fourth proportional to 1,331,142.88, 1,838,492.56 and 894,802.64 is: 1,235,846.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,142.88 : 1,838,492.56 = 894,802.64 : x
  2. Step 2: Convert to fraction form
    1,331,142.88/1,838,492.56 = 894,802.64/x
  3. Step 3: Cross multiply
    1,331,142.88x = 1,838,492.56 × 894,802.64
  4. Step 4: Simplify right side
    1,331,142.88x = 1,645,087,996,308.36
  5. Step 5: Solve for x
    x = 1,645,087,996,308.36/1,331,142.88
  6. Step 6: Final answer
    x = 1,235,846.29

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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.