Home / 2,783,241.40-4,174,862.10-2,153,385.40

Finding the Fourth Proportional to 2,783,241.40, 4,174,862.10 and 2,153,385.40

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Solution

The fourth proportional to 2,783,241.40, 4,174,862.10 and 2,153,385.40 is: 3,230,078.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,783,241.40 : 4,174,862.10 = 2,153,385.40 : x
  2. Step 2: Convert to fraction form
    2,783,241.40/4,174,862.10 = 2,153,385.40/x
  3. Step 3: Cross multiply
    2,783,241.40x = 4,174,862.10 × 2,153,385.40
  4. Step 4: Simplify right side
    2,783,241.40x = 8,990,087,093,153.34
  5. Step 5: Solve for x
    x = 8,990,087,093,153.34/2,783,241.40
  6. Step 6: Final answer
    x = 3,230,078.10

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Similar ratio
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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.