Home / 1,836,699.80-2,534,537.18-1,020,875.43

Finding the Fourth Proportional to 1,836,699.80, 2,534,537.18 and 1,020,875.43

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Solution

The fourth proportional to 1,836,699.80, 2,534,537.18 and 1,020,875.43 is: 1,408,747.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,836,699.80 : 2,534,537.18 = 1,020,875.43 : x
  2. Step 2: Convert to fraction form
    1,836,699.80/2,534,537.18 = 1,020,875.43/x
  3. Step 3: Cross multiply
    1,836,699.80x = 2,534,537.18 × 1,020,875.43
  4. Step 4: Simplify right side
    1,836,699.80x = 2,587,446,728,379.11
  5. Step 5: Solve for x
    x = 2,587,446,728,379.11/1,836,699.80
  6. Step 6: Final answer
    x = 1,408,747.76

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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.