Home / 1,161,039-1,602,227.60-637,759.92

Finding the Fourth Proportional to 1,161,039, 1,602,227.60 and 637,759.92

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Solution

The fourth proportional to 1,161,039, 1,602,227.60 and 637,759.92 is: 880,105.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,039 : 1,602,227.60 = 637,759.92 : x
  2. Step 2: Convert to fraction form
    1,161,039/1,602,227.60 = 637,759.92/x
  3. Step 3: Cross multiply
    1,161,039x = 1,602,227.60 × 637,759.92
  4. Step 4: Simplify right side
    1,161,039x = 1,021,836,545,997.79
  5. Step 5: Solve for x
    x = 1,021,836,545,997.79/1,161,039
  6. Step 6: Final answer
    x = 880,105.27

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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.