Home / 2,709,767.93-4,064,653.65-688,163.45

Finding the Fourth Proportional to 2,709,767.93, 4,064,653.65 and 688,163.45

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Solution

The fourth proportional to 2,709,767.93, 4,064,653.65 and 688,163.45 is: 1,032,245.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,709,767.93 : 4,064,653.65 = 688,163.45 : x
  2. Step 2: Convert to fraction form
    2,709,767.93/4,064,653.65 = 688,163.45/x
  3. Step 3: Cross multiply
    2,709,767.93x = 4,064,653.65 × 688,163.45
  4. Step 4: Simplify right side
    2,709,767.93x = 2,797,146,078,839.09
  5. Step 5: Solve for x
    x = 2,797,146,078,839.09/2,709,767.93
  6. Step 6: Final answer
    x = 1,032,245.62

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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.