Home / 1,042,718.51-1,438,911.68-583,790.15

Finding the Fourth Proportional to 1,042,718.51, 1,438,911.68 and 583,790.15

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Solution

The fourth proportional to 1,042,718.51, 1,438,911.68 and 583,790.15 is: 805,608.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,718.51 : 1,438,911.68 = 583,790.15 : x
  2. Step 2: Convert to fraction form
    1,042,718.51/1,438,911.68 = 583,790.15/x
  3. Step 3: Cross multiply
    1,042,718.51x = 1,438,911.68 × 583,790.15
  4. Step 4: Simplify right side
    1,042,718.51x = 840,022,459,768.87
  5. Step 5: Solve for x
    x = 840,022,459,768.87/1,042,718.51
  6. Step 6: Final answer
    x = 805,608.09

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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.