Home / 1,235,683.38-1,853,167.05-371,083.43

Finding the Fourth Proportional to 1,235,683.38, 1,853,167.05 and 371,083.43

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Solution

The fourth proportional to 1,235,683.38, 1,853,167.05 and 371,083.43 is: 556,517.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235,683.38 : 1,853,167.05 = 371,083.43 : x
  2. Step 2: Convert to fraction form
    1,235,683.38/1,853,167.05 = 371,083.43/x
  3. Step 3: Cross multiply
    1,235,683.38x = 1,853,167.05 × 371,083.43
  4. Step 4: Simplify right side
    1,235,683.38x = 687,679,576,011.15
  5. Step 5: Solve for x
    x = 687,679,576,011.15/1,235,683.38
  6. Step 6: Final answer
    x = 556,517.62

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1.5x scale

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.