Home / 1,428,530.01-2,142,771.47-575,580.87

Finding the Fourth Proportional to 1,428,530.01, 2,142,771.47 and 575,580.87

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Solution

The fourth proportional to 1,428,530.01, 2,142,771.47 and 575,580.87 is: 863,361.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,428,530.01 : 2,142,771.47 = 575,580.87 : x
  2. Step 2: Convert to fraction form
    1,428,530.01/2,142,771.47 = 575,580.87/x
  3. Step 3: Cross multiply
    1,428,530.01x = 2,142,771.47 × 575,580.87
  4. Step 4: Simplify right side
    1,428,530.01x = 1,233,338,266,194.30
  5. Step 5: Solve for x
    x = 1,233,338,266,194.30/1,428,530.01
  6. Step 6: Final answer
    x = 863,361.82

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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.