Home / 1,238,943.96-1,707,932.88-875,727

Finding the Fourth Proportional to 1,238,943.96, 1,707,932.88 and 875,727

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Solution

The fourth proportional to 1,238,943.96, 1,707,932.88 and 875,727 is: 1,207,224.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,943.96 : 1,707,932.88 = 875,727 : x
  2. Step 2: Convert to fraction form
    1,238,943.96/1,707,932.88 = 875,727/x
  3. Step 3: Cross multiply
    1,238,943.96x = 1,707,932.88 × 875,727
  4. Step 4: Simplify right side
    1,238,943.96x = 1,495,682,937,203.76
  5. Step 5: Solve for x
    x = 1,495,682,937,203.76/1,238,943.96
  6. Step 6: Final answer
    x = 1,207,224.04

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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.