Home / 1,642,786.38-2,464,178.19-618,308.10

Finding the Fourth Proportional to 1,642,786.38, 2,464,178.19 and 618,308.10

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Solution

The fourth proportional to 1,642,786.38, 2,464,178.19 and 618,308.10 is: 927,461.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,642,786.38 : 2,464,178.19 = 618,308.10 : x
  2. Step 2: Convert to fraction form
    1,642,786.38/2,464,178.19 = 618,308.10/x
  3. Step 3: Cross multiply
    1,642,786.38x = 2,464,178.19 × 618,308.10
  4. Step 4: Simplify right side
    1,642,786.38x = 1,523,621,334,720.34
  5. Step 5: Solve for x
    x = 1,523,621,334,720.34/1,642,786.38
  6. Step 6: Final answer
    x = 927,461.63

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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.