Home / 940,513.71-1,298,446.85-619,157.97

Finding the Fourth Proportional to 940,513.71, 1,298,446.85 and 619,157.97

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Solution

The fourth proportional to 940,513.71, 1,298,446.85 and 619,157.97 is: 854,792.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,513.71 : 1,298,446.85 = 619,157.97 : x
  2. Step 2: Convert to fraction form
    940,513.71/1,298,446.85 = 619,157.97/x
  3. Step 3: Cross multiply
    940,513.71x = 1,298,446.85 × 619,157.97
  4. Step 4: Simplify right side
    940,513.71x = 803,943,712,703.11
  5. Step 5: Solve for x
    x = 803,943,712,703.11/940,513.71
  6. Step 6: Final answer
    x = 854,792.12

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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.