Home / 3,111,353.60-4,667,030.40-867,491.60

Finding the Fourth Proportional to 3,111,353.60, 4,667,030.40 and 867,491.60

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Solution

The fourth proportional to 3,111,353.60, 4,667,030.40 and 867,491.60 is: 1,301,237.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,353.60 : 4,667,030.40 = 867,491.60 : x
  2. Step 2: Convert to fraction form
    3,111,353.60/4,667,030.40 = 867,491.60/x
  3. Step 3: Cross multiply
    3,111,353.60x = 4,667,030.40 × 867,491.60
  4. Step 4: Simplify right side
    3,111,353.60x = 4,048,609,668,944.64
  5. Step 5: Solve for x
    x = 4,048,609,668,944.64/3,111,353.60
  6. Step 6: Final answer
    x = 1,301,237.40

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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.