Home / 1,025,890.82-1,415,685.28-566,981.68

Finding the Fourth Proportional to 1,025,890.82, 1,415,685.28 and 566,981.68

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Solution

The fourth proportional to 1,025,890.82, 1,415,685.28 and 566,981.68 is: 782,410.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,890.82 : 1,415,685.28 = 566,981.68 : x
  2. Step 2: Convert to fraction form
    1,025,890.82/1,415,685.28 = 566,981.68/x
  3. Step 3: Cross multiply
    1,025,890.82x = 1,415,685.28 × 566,981.68
  4. Step 4: Simplify right side
    1,025,890.82x = 802,667,608,492.34
  5. Step 5: Solve for x
    x = 802,667,608,492.34/1,025,890.82
  6. Step 6: Final answer
    x = 782,410.36

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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.