Home / 1,193,561.09-1,647,135.32-649,712.51

Finding the Fourth Proportional to 1,193,561.09, 1,647,135.32 and 649,712.51

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Solution

The fourth proportional to 1,193,561.09, 1,647,135.32 and 649,712.51 is: 896,614.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,561.09 : 1,647,135.32 = 649,712.51 : x
  2. Step 2: Convert to fraction form
    1,193,561.09/1,647,135.32 = 649,712.51/x
  3. Step 3: Cross multiply
    1,193,561.09x = 1,647,135.32 × 649,712.51
  4. Step 4: Simplify right side
    1,193,561.09x = 1,070,164,411,582.61
  5. Step 5: Solve for x
    x = 1,070,164,411,582.61/1,193,561.09
  6. Step 6: Final answer
    x = 896,614.70

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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.