Home / 1,142,698.11-1,712,570.91-543,842.83

Finding the Fourth Proportional to 1,142,698.11, 1,712,570.91 and 543,842.83

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Solution

The fourth proportional to 1,142,698.11, 1,712,570.91 and 543,842.83 is: 815,061.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,142,698.11 : 1,712,570.91 = 543,842.83 : x
  2. Step 2: Convert to fraction form
    1,142,698.11/1,712,570.91 = 543,842.83/x
  3. Step 3: Cross multiply
    1,142,698.11x = 1,712,570.91 × 543,842.83
  4. Step 4: Simplify right side
    1,142,698.11x = 931,369,410,270.08
  5. Step 5: Solve for x
    x = 931,369,410,270.08/1,142,698.11
  6. Step 6: Final answer
    x = 815,061.65

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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.