Home / 2,100,800.10-3,151,200.15-584,480.10

Finding the Fourth Proportional to 2,100,800.10, 3,151,200.15 and 584,480.10

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Solution

The fourth proportional to 2,100,800.10, 3,151,200.15 and 584,480.10 is: 876,720.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,100,800.10 : 3,151,200.15 = 584,480.10 : x
  2. Step 2: Convert to fraction form
    2,100,800.10/3,151,200.15 = 584,480.10/x
  3. Step 3: Cross multiply
    2,100,800.10x = 3,151,200.15 × 584,480.10
  4. Step 4: Simplify right side
    2,100,800.10x = 1,841,813,778,792.02
  5. Step 5: Solve for x
    x = 1,841,813,778,792.02/2,100,800.10
  6. Step 6: Final answer
    x = 876,720.15

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Double scale
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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.