Home / 940,383.84-1,298,615.40-654,685.14

Finding the Fourth Proportional to 940,383.84, 1,298,615.40 and 654,685.14

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Solution

The fourth proportional to 940,383.84, 1,298,615.40 and 654,685.14 is: 904,082.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,383.84 : 1,298,615.40 = 654,685.14 : x
  2. Step 2: Convert to fraction form
    940,383.84/1,298,615.40 = 654,685.14/x
  3. Step 3: Cross multiply
    940,383.84x = 1,298,615.40 × 654,685.14
  4. Step 4: Simplify right side
    940,383.84x = 850,184,204,955.16
  5. Step 5: Solve for x
    x = 850,184,204,955.16/940,383.84
  6. Step 6: Final answer
    x = 904,082.11

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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.