Home / 1,214,181.50-1,675,572.60-670,318.16

Finding the Fourth Proportional to 1,214,181.50, 1,675,572.60 and 670,318.16

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Solution

The fourth proportional to 1,214,181.50, 1,675,572.60 and 670,318.16 is: 925,040.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,181.50 : 1,675,572.60 = 670,318.16 : x
  2. Step 2: Convert to fraction form
    1,214,181.50/1,675,572.60 = 670,318.16/x
  3. Step 3: Cross multiply
    1,214,181.50x = 1,675,572.60 × 670,318.16
  4. Step 4: Simplify right side
    1,214,181.50x = 1,123,166,742,178.42
  5. Step 5: Solve for x
    x = 1,123,166,742,178.42/1,214,181.50
  6. Step 6: Final answer
    x = 925,040.24

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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.