Home / 1,405,828.90-2,108,743.35-1,337,016.10

Finding the Fourth Proportional to 1,405,828.90, 2,108,743.35 and 1,337,016.10

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Solution

The fourth proportional to 1,405,828.90, 2,108,743.35 and 1,337,016.10 is: 2,005,524.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,405,828.90 : 2,108,743.35 = 1,337,016.10 : x
  2. Step 2: Convert to fraction form
    1,405,828.90/2,108,743.35 = 1,337,016.10/x
  3. Step 3: Cross multiply
    1,405,828.90x = 2,108,743.35 × 1,337,016.10
  4. Step 4: Simplify right side
    1,405,828.90x = 2,819,423,809,717.94
  5. Step 5: Solve for x
    x = 2,819,423,809,717.94/1,405,828.90
  6. Step 6: Final answer
    x = 2,005,524.15

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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.