Home / 1,606,693.20-2,217,236.43-918,379.77

Finding the Fourth Proportional to 1,606,693.20, 2,217,236.43 and 918,379.77

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Solution

The fourth proportional to 1,606,693.20, 2,217,236.43 and 918,379.77 is: 1,267,363.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606,693.20 : 2,217,236.43 = 918,379.77 : x
  2. Step 2: Convert to fraction form
    1,606,693.20/2,217,236.43 = 918,379.77/x
  3. Step 3: Cross multiply
    1,606,693.20x = 2,217,236.43 × 918,379.77
  4. Step 4: Simplify right side
    1,606,693.20x = 2,036,265,082,619.02
  5. Step 5: Solve for x
    x = 2,036,265,082,619.02/1,606,693.20
  6. Step 6: Final answer
    x = 1,267,363.98

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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.