Home / 1,445,955.83-1,995,419.23-801,417.63

Finding the Fourth Proportional to 1,445,955.83, 1,995,419.23 and 801,417.63

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Solution

The fourth proportional to 1,445,955.83, 1,995,419.23 and 801,417.63 is: 1,105,956.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,445,955.83 : 1,995,419.23 = 801,417.63 : x
  2. Step 2: Convert to fraction form
    1,445,955.83/1,995,419.23 = 801,417.63/x
  3. Step 3: Cross multiply
    1,445,955.83x = 1,995,419.23 × 801,417.63
  4. Step 4: Simplify right side
    1,445,955.83x = 1,599,164,150,163.03
  5. Step 5: Solve for x
    x = 1,599,164,150,163.03/1,445,955.83
  6. Step 6: Final answer
    x = 1,105,956.43

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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.