Home / 1,816,863.04-2,507,327.81-1,042,635.53

Finding the Fourth Proportional to 1,816,863.04, 2,507,327.81 and 1,042,635.53

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Solution

The fourth proportional to 1,816,863.04, 2,507,327.81 and 1,042,635.53 is: 1,438,869.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,863.04 : 2,507,327.81 = 1,042,635.53 : x
  2. Step 2: Convert to fraction form
    1,816,863.04/2,507,327.81 = 1,042,635.53/x
  3. Step 3: Cross multiply
    1,816,863.04x = 2,507,327.81 × 1,042,635.53
  4. Step 4: Simplify right side
    1,816,863.04x = 2,614,229,065,028.11
  5. Step 5: Solve for x
    x = 2,614,229,065,028.11/1,816,863.04
  6. Step 6: Final answer
    x = 1,438,869.64

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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.