Home / 1,507,791.33-2,080,765.80-819,464.95

Finding the Fourth Proportional to 1,507,791.33, 2,080,765.80 and 819,464.95

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Solution

The fourth proportional to 1,507,791.33, 2,080,765.80 and 819,464.95 is: 1,130,869.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,507,791.33 : 2,080,765.80 = 819,464.95 : x
  2. Step 2: Convert to fraction form
    1,507,791.33/2,080,765.80 = 819,464.95/x
  3. Step 3: Cross multiply
    1,507,791.33x = 2,080,765.80 × 819,464.95
  4. Step 4: Simplify right side
    1,507,791.33x = 1,705,114,642,258.71
  5. Step 5: Solve for x
    x = 1,705,114,642,258.71/1,507,791.33
  6. Step 6: Final answer
    x = 1,130,869.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.