Home / 2,986,667.56-4,480,017.54-742,805.56

Finding the Fourth Proportional to 2,986,667.56, 4,480,017.54 and 742,805.56

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Solution

The fourth proportional to 2,986,667.56, 4,480,017.54 and 742,805.56 is: 1,114,212.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,986,667.56 : 4,480,017.54 = 742,805.56 : x
  2. Step 2: Convert to fraction form
    2,986,667.56/4,480,017.54 = 742,805.56/x
  3. Step 3: Cross multiply
    2,986,667.56x = 4,480,017.54 × 742,805.56
  4. Step 4: Simplify right side
    2,986,667.56x = 3,327,781,937,609.52
  5. Step 5: Solve for x
    x = 3,327,781,937,609.52/2,986,667.56
  6. Step 6: Final answer
    x = 1,114,212.37

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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.