Home / 1,586,872.22-2,189,909.77-898,525.91

Finding the Fourth Proportional to 1,586,872.22, 2,189,909.77 and 898,525.91

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Solution

The fourth proportional to 1,586,872.22, 2,189,909.77 and 898,525.91 is: 1,239,980.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,586,872.22 : 2,189,909.77 = 898,525.91 : x
  2. Step 2: Convert to fraction form
    1,586,872.22/2,189,909.77 = 898,525.91/x
  3. Step 3: Cross multiply
    1,586,872.22x = 2,189,909.77 × 898,525.91
  4. Step 4: Simplify right side
    1,586,872.22x = 1,967,690,677,189.81
  5. Step 5: Solve for x
    x = 1,967,690,677,189.81/1,586,872.22
  6. Step 6: Final answer
    x = 1,239,980.55

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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.