Home / 1,249,306.26-1,723,150.88-862,268.01

Finding the Fourth Proportional to 1,249,306.26, 1,723,150.88 and 862,268.01

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Solution

The fourth proportional to 1,249,306.26, 1,723,150.88 and 862,268.01 is: 1,189,314.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,306.26 : 1,723,150.88 = 862,268.01 : x
  2. Step 2: Convert to fraction form
    1,249,306.26/1,723,150.88 = 862,268.01/x
  3. Step 3: Cross multiply
    1,249,306.26x = 1,723,150.88 × 862,268.01
  4. Step 4: Simplify right side
    1,249,306.26x = 1,485,817,872,687.70
  5. Step 5: Solve for x
    x = 1,485,817,872,687.70/1,249,306.26
  6. Step 6: Final answer
    x = 1,189,314.36

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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.