Home / 1,092,678.97-1,637,615.73-523,206.76

Finding the Fourth Proportional to 1,092,678.97, 1,637,615.73 and 523,206.76

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Solution

The fourth proportional to 1,092,678.97, 1,637,615.73 and 523,206.76 is: 784,138.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,678.97 : 1,637,615.73 = 523,206.76 : x
  2. Step 2: Convert to fraction form
    1,092,678.97/1,637,615.73 = 523,206.76/x
  3. Step 3: Cross multiply
    1,092,678.97x = 1,637,615.73 × 523,206.76
  4. Step 4: Simplify right side
    1,092,678.97x = 856,811,620,218.34
  5. Step 5: Solve for x
    x = 856,811,620,218.34/1,092,678.97
  6. Step 6: Final answer
    x = 784,138.47

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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.