Home / 3,020,711.48-4,531,216.58-862,054.76

Finding the Fourth Proportional to 3,020,711.48, 4,531,216.58 and 862,054.76

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Solution

The fourth proportional to 3,020,711.48, 4,531,216.58 and 862,054.76 is: 1,293,124.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,711.48 : 4,531,216.58 = 862,054.76 : x
  2. Step 2: Convert to fraction form
    3,020,711.48/4,531,216.58 = 862,054.76/x
  3. Step 3: Cross multiply
    3,020,711.48x = 4,531,216.58 × 862,054.76
  4. Step 4: Simplify right side
    3,020,711.48x = 3,906,156,821,379.92
  5. Step 5: Solve for x
    x = 3,906,156,821,379.92/3,020,711.48
  6. Step 6: Final answer
    x = 1,293,124.76

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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.