Home / 3,071,683.38-4,239,766.28-1,782,938.95

Finding the Fourth Proportional to 3,071,683.38, 4,239,766.28 and 1,782,938.95

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Solution

The fourth proportional to 3,071,683.38, 4,239,766.28 and 1,782,938.95 is: 2,460,945.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,683.38 : 4,239,766.28 = 1,782,938.95 : x
  2. Step 2: Convert to fraction form
    3,071,683.38/4,239,766.28 = 1,782,938.95/x
  3. Step 3: Cross multiply
    3,071,683.38x = 4,239,766.28 × 1,782,938.95
  4. Step 4: Simplify right side
    3,071,683.38x = 7,559,244,441,193.33
  5. Step 5: Solve for x
    x = 7,559,244,441,193.33/3,071,683.38
  6. Step 6: Final answer
    x = 2,460,945.19

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1.5x scale

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.