Home / 1,052,788.46-1,578,829.08-342,649.49

Finding the Fourth Proportional to 1,052,788.46, 1,578,829.08 and 342,649.49

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Solution

The fourth proportional to 1,052,788.46, 1,578,829.08 and 342,649.49 is: 513,859.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,788.46 : 1,578,829.08 = 342,649.49 : x
  2. Step 2: Convert to fraction form
    1,052,788.46/1,578,829.08 = 342,649.49/x
  3. Step 3: Cross multiply
    1,052,788.46x = 1,578,829.08 × 342,649.49
  4. Step 4: Simplify right side
    1,052,788.46x = 540,984,979,059.17
  5. Step 5: Solve for x
    x = 540,984,979,059.17/1,052,788.46
  6. Step 6: Final answer
    x = 513,859.15

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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.