Home / 1,006,818.09-1,389,470.96-577,162.80

Finding the Fourth Proportional to 1,006,818.09, 1,389,470.96 and 577,162.80

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Solution

The fourth proportional to 1,006,818.09, 1,389,470.96 and 577,162.80 is: 796,520.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,818.09 : 1,389,470.96 = 577,162.80 : x
  2. Step 2: Convert to fraction form
    1,006,818.09/1,389,470.96 = 577,162.80/x
  3. Step 3: Cross multiply
    1,006,818.09x = 1,389,470.96 × 577,162.80
  4. Step 4: Simplify right side
    1,006,818.09x = 801,950,949,792.29
  5. Step 5: Solve for x
    x = 801,950,949,792.29/1,006,818.09
  6. Step 6: Final answer
    x = 796,520.20

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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.