Home / 1,056,787.25-1,583,140.75-630,663.59

Finding the Fourth Proportional to 1,056,787.25, 1,583,140.75 and 630,663.59

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Solution

The fourth proportional to 1,056,787.25, 1,583,140.75 and 630,663.59 is: 944,777.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,787.25 : 1,583,140.75 = 630,663.59 : x
  2. Step 2: Convert to fraction form
    1,056,787.25/1,583,140.75 = 630,663.59/x
  3. Step 3: Cross multiply
    1,056,787.25x = 1,583,140.75 × 630,663.59
  4. Step 4: Simplify right side
    1,056,787.25x = 998,429,231,251.49
  5. Step 5: Solve for x
    x = 998,429,231,251.49/1,056,787.25
  6. Step 6: Final answer
    x = 944,777.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.