Home / 2,029,652.40-2,800,921.38-1,111,914.72

Finding the Fourth Proportional to 2,029,652.40, 2,800,921.38 and 1,111,914.72

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Solution

The fourth proportional to 2,029,652.40, 2,800,921.38 and 1,111,914.72 is: 1,534,442.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029,652.40 : 2,800,921.38 = 1,111,914.72 : x
  2. Step 2: Convert to fraction form
    2,029,652.40/2,800,921.38 = 1,111,914.72/x
  3. Step 3: Cross multiply
    2,029,652.40x = 2,800,921.38 × 1,111,914.72
  4. Step 4: Simplify right side
    2,029,652.40x = 3,114,385,711,984.71
  5. Step 5: Solve for x
    x = 3,114,385,711,984.71/2,029,652.40
  6. Step 6: Final answer
    x = 1,534,442.90

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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.