Home / 1,409,622.60-2,114,433.90-1,386,294.60

Finding the Fourth Proportional to 1,409,622.60, 2,114,433.90 and 1,386,294.60

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Solution

The fourth proportional to 1,409,622.60, 2,114,433.90 and 1,386,294.60 is: 2,079,441.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,622.60 : 2,114,433.90 = 1,386,294.60 : x
  2. Step 2: Convert to fraction form
    1,409,622.60/2,114,433.90 = 1,386,294.60/x
  3. Step 3: Cross multiply
    1,409,622.60x = 2,114,433.90 × 1,386,294.60
  4. Step 4: Simplify right side
    1,409,622.60x = 2,931,228,297,626.94
  5. Step 5: Solve for x
    x = 2,931,228,297,626.94/1,409,622.60
  6. Step 6: Final answer
    x = 2,079,441.90

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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.