Home / 2,984,389.35-4,476,854.70-825,549.72

Finding the Fourth Proportional to 2,984,389.35, 4,476,854.70 and 825,549.72

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Solution

The fourth proportional to 2,984,389.35, 4,476,854.70 and 825,549.72 is: 1,238,399.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,984,389.35 : 4,476,854.70 = 825,549.72 : x
  2. Step 2: Convert to fraction form
    2,984,389.35/4,476,854.70 = 825,549.72/x
  3. Step 3: Cross multiply
    2,984,389.35x = 4,476,854.70 × 825,549.72
  4. Step 4: Simplify right side
    2,984,389.35x = 3,695,866,144,065.68
  5. Step 5: Solve for x
    x = 3,695,866,144,065.68/2,984,389.35
  6. Step 6: Final answer
    x = 1,238,399.45

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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.