Home / 1,052,783.46-1,578,821.58-342,644.49

Finding the Fourth Proportional to 1,052,783.46, 1,578,821.58 and 342,644.49

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Solution

The fourth proportional to 1,052,783.46, 1,578,821.58 and 342,644.49 is: 513,851.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,783.46 : 1,578,821.58 = 342,644.49 : x
  2. Step 2: Convert to fraction form
    1,052,783.46/1,578,821.58 = 342,644.49/x
  3. Step 3: Cross multiply
    1,052,783.46x = 1,578,821.58 × 342,644.49
  4. Step 4: Simplify right side
    1,052,783.46x = 540,974,515,080.09
  5. Step 5: Solve for x
    x = 540,974,515,080.09/1,052,783.46
  6. Step 6: Final answer
    x = 513,851.65

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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.