Home / 1,062,173.30-1,465,780.64-578,742.44

Finding the Fourth Proportional to 1,062,173.30, 1,465,780.64 and 578,742.44

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Solution

The fourth proportional to 1,062,173.30, 1,465,780.64 and 578,742.44 is: 798,654.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,062,173.30 : 1,465,780.64 = 578,742.44 : x
  2. Step 2: Convert to fraction form
    1,062,173.30/1,465,780.64 = 578,742.44/x
  3. Step 3: Cross multiply
    1,062,173.30x = 1,465,780.64 × 578,742.44
  4. Step 4: Simplify right side
    1,062,173.30x = 848,309,453,875.75
  5. Step 5: Solve for x
    x = 848,309,453,875.75/1,062,173.30
  6. Step 6: Final answer
    x = 798,654.47

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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.