Home / 1,666,979.18-2,300,429.19-903,035.90

Finding the Fourth Proportional to 1,666,979.18, 2,300,429.19 and 903,035.90

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Solution

The fourth proportional to 1,666,979.18, 2,300,429.19 and 903,035.90 is: 1,246,188.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,979.18 : 2,300,429.19 = 903,035.90 : x
  2. Step 2: Convert to fraction form
    1,666,979.18/2,300,429.19 = 903,035.90/x
  3. Step 3: Cross multiply
    1,666,979.18x = 2,300,429.19 × 903,035.90
  4. Step 4: Simplify right side
    1,666,979.18x = 2,077,370,143,977.92
  5. Step 5: Solve for x
    x = 2,077,370,143,977.92/1,666,979.18
  6. Step 6: Final answer
    x = 1,246,188.42

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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.