Home / 1,163,353.28-1,605,524.48-647,204.40

Finding the Fourth Proportional to 1,163,353.28, 1,605,524.48 and 647,204.40

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Solution

The fourth proportional to 1,163,353.28, 1,605,524.48 and 647,204.40 is: 893,196.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,163,353.28 : 1,605,524.48 = 647,204.40 : x
  2. Step 2: Convert to fraction form
    1,163,353.28/1,605,524.48 = 647,204.40/x
  3. Step 3: Cross multiply
    1,163,353.28x = 1,605,524.48 × 647,204.40
  4. Step 4: Simplify right side
    1,163,353.28x = 1,039,102,504,527.69
  5. Step 5: Solve for x
    x = 1,039,102,504,527.69/1,163,353.28
  6. Step 6: Final answer
    x = 893,196.01

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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.