Home / 1,156,378.20-1,733,827.32-556,143.90

Finding the Fourth Proportional to 1,156,378.20, 1,733,827.32 and 556,143.90

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Solution

The fourth proportional to 1,156,378.20, 1,733,827.32 and 556,143.90 is: 833,859.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,378.20 : 1,733,827.32 = 556,143.90 : x
  2. Step 2: Convert to fraction form
    1,156,378.20/1,733,827.32 = 556,143.90/x
  3. Step 3: Cross multiply
    1,156,378.20x = 1,733,827.32 × 556,143.90
  4. Step 4: Simplify right side
    1,156,378.20x = 964,257,487,671.35
  5. Step 5: Solve for x
    x = 964,257,487,671.35/1,156,378.20
  6. Step 6: Final answer
    x = 833,859.97

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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.