Home / 3,180,921.40-4,768,271.70-2,844,998.20

Finding the Fourth Proportional to 3,180,921.40, 4,768,271.70 and 2,844,998.20

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Solution

The fourth proportional to 3,180,921.40, 4,768,271.70 and 2,844,998.20 is: 4,264,715.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,921.40 : 4,768,271.70 = 2,844,998.20 : x
  2. Step 2: Convert to fraction form
    3,180,921.40/4,768,271.70 = 2,844,998.20/x
  3. Step 3: Cross multiply
    3,180,921.40x = 4,768,271.70 × 2,844,998.20
  4. Step 4: Simplify right side
    3,180,921.40x = 13,565,724,403,610.94
  5. Step 5: Solve for x
    x = 13,565,724,403,610.94/3,180,921.40
  6. Step 6: Final answer
    x = 4,264,715.38

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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.