Home / 811,994.10-1,218,114.09-589,036.92

Finding the Fourth Proportional to 811,994.10, 1,218,114.09 and 589,036.92

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Solution

The fourth proportional to 811,994.10, 1,218,114.09 and 589,036.92 is: 883,644.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    811,994.10 : 1,218,114.09 = 589,036.92 : x
  2. Step 2: Convert to fraction form
    811,994.10/1,218,114.09 = 589,036.92/x
  3. Step 3: Cross multiply
    811,994.10x = 1,218,114.09 × 589,036.92
  4. Step 4: Simplify right side
    811,994.10x = 717,514,171,782.20
  5. Step 5: Solve for x
    x = 717,514,171,782.20/811,994.10
  6. Step 6: Final answer
    x = 883,644.56

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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.