Home / 1,401,325-1,934,143.50-917,609.20

Finding the Fourth Proportional to 1,401,325, 1,934,143.50 and 917,609.20

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Solution

The fourth proportional to 1,401,325, 1,934,143.50 and 917,609.20 is: 1,266,506.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,325 : 1,934,143.50 = 917,609.20 : x
  2. Step 2: Convert to fraction form
    1,401,325/1,934,143.50 = 917,609.20/x
  3. Step 3: Cross multiply
    1,401,325x = 1,934,143.50 × 917,609.20
  4. Step 4: Simplify right side
    1,401,325x = 1,774,787,869,720.20
  5. Step 5: Solve for x
    x = 1,774,787,869,720.20/1,401,325
  6. Step 6: Final answer
    x = 1,266,506.96

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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.