Home / 1,023,539.86-1,536,640.22-787,048.62

Finding the Fourth Proportional to 1,023,539.86, 1,536,640.22 and 787,048.62

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Solution

The fourth proportional to 1,023,539.86, 1,536,640.22 and 787,048.62 is: 1,181,595.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,539.86 : 1,536,640.22 = 787,048.62 : x
  2. Step 2: Convert to fraction form
    1,023,539.86/1,536,640.22 = 787,048.62/x
  3. Step 3: Cross multiply
    1,023,539.86x = 1,536,640.22 × 787,048.62
  4. Step 4: Simplify right side
    1,023,539.86x = 1,209,410,564,587.50
  5. Step 5: Solve for x
    x = 1,209,410,564,587.50/1,023,539.86
  6. Step 6: Final answer
    x = 1,181,595.96

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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.