Home / 3,497,995.60-4,827,383.82-1,949,259.40

Finding the Fourth Proportional to 3,497,995.60, 4,827,383.82 and 1,949,259.40

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Solution

The fourth proportional to 3,497,995.60, 4,827,383.82 and 1,949,259.40 is: 2,690,061.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497,995.60 : 4,827,383.82 = 1,949,259.40 : x
  2. Step 2: Convert to fraction form
    3,497,995.60/4,827,383.82 = 1,949,259.40/x
  3. Step 3: Cross multiply
    3,497,995.60x = 4,827,383.82 × 1,949,259.40
  4. Step 4: Simplify right side
    3,497,995.60x = 9,409,823,288,542.91
  5. Step 5: Solve for x
    x = 9,409,823,288,542.91/3,497,995.60
  6. Step 6: Final answer
    x = 2,690,061.50

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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.