Home / 989,917.54-1,484,827.05-541,514.23

Finding the Fourth Proportional to 989,917.54, 1,484,827.05 and 541,514.23

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Solution

The fourth proportional to 989,917.54, 1,484,827.05 and 541,514.23 is: 812,244.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,917.54 : 1,484,827.05 = 541,514.23 : x
  2. Step 2: Convert to fraction form
    989,917.54/1,484,827.05 = 541,514.23/x
  3. Step 3: Cross multiply
    989,917.54x = 1,484,827.05 × 541,514.23
  4. Step 4: Simplify right side
    989,917.54x = 804,054,976,663.92
  5. Step 5: Solve for x
    x = 804,054,976,663.92/989,917.54
  6. Step 6: Final answer
    x = 812,244.40

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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.