Home / 3,181,641.80-4,772,507.13-907,167.09

Finding the Fourth Proportional to 3,181,641.80, 4,772,507.13 and 907,167.09

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Solution

The fourth proportional to 3,181,641.80, 4,772,507.13 and 907,167.09 is: 1,360,763.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,641.80 : 4,772,507.13 = 907,167.09 : x
  2. Step 2: Convert to fraction form
    3,181,641.80/4,772,507.13 = 907,167.09/x
  3. Step 3: Cross multiply
    3,181,641.80x = 4,772,507.13 × 907,167.09
  4. Step 4: Simplify right side
    3,181,641.80x = 4,329,461,405,126.35
  5. Step 5: Solve for x
    x = 4,329,461,405,126.35/3,181,641.80
  6. Step 6: Final answer
    x = 1,360,763.31

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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.