Home / 4,156,821.40-6,235,232.10-1,317,803.80

Finding the Fourth Proportional to 4,156,821.40, 6,235,232.10 and 1,317,803.80

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Solution

The fourth proportional to 4,156,821.40, 6,235,232.10 and 1,317,803.80 is: 1,976,705.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,156,821.40 : 6,235,232.10 = 1,317,803.80 : x
  2. Step 2: Convert to fraction form
    4,156,821.40/6,235,232.10 = 1,317,803.80/x
  3. Step 3: Cross multiply
    4,156,821.40x = 6,235,232.10 × 1,317,803.80
  4. Step 4: Simplify right side
    4,156,821.40x = 8,216,812,555,261.98
  5. Step 5: Solve for x
    x = 8,216,812,555,261.98/4,156,821.40
  6. Step 6: Final answer
    x = 1,976,705.70

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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.