Home / 824,113.85-1,241,786.36-677,635.47

Finding the Fourth Proportional to 824,113.85, 1,241,786.36 and 677,635.47

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Solution

The fourth proportional to 824,113.85, 1,241,786.36 and 677,635.47 is: 1,021,070.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    824,113.85 : 1,241,786.36 = 677,635.47 : x
  2. Step 2: Convert to fraction form
    824,113.85/1,241,786.36 = 677,635.47/x
  3. Step 3: Cross multiply
    824,113.85x = 1,241,786.36 × 677,635.47
  4. Step 4: Simplify right side
    824,113.85x = 841,478,485,392.28
  5. Step 5: Solve for x
    x = 841,478,485,392.28/824,113.85
  6. Step 6: Final answer
    x = 1,021,070.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.