Home / 5,241,394.96-7,862,136.45-1,455,173.08

Finding the Fourth Proportional to 5,241,394.96, 7,862,136.45 and 1,455,173.08

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Solution

The fourth proportional to 5,241,394.96, 7,862,136.45 and 1,455,173.08 is: 2,182,771.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241,394.96 : 7,862,136.45 = 1,455,173.08 : x
  2. Step 2: Convert to fraction form
    5,241,394.96/7,862,136.45 = 1,455,173.08/x
  3. Step 3: Cross multiply
    5,241,394.96x = 7,862,136.45 × 1,455,173.08
  4. Step 4: Simplify right side
    5,241,394.96x = 11,440,769,313,326.77
  5. Step 5: Solve for x
    x = 11,440,769,313,326.77/5,241,394.96
  6. Step 6: Final answer
    x = 2,182,771.84

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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.