Home / 1,856,318.50-2,784,479.95-508,492.73

Finding the Fourth Proportional to 1,856,318.50, 2,784,479.95 and 508,492.73

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Solution

The fourth proportional to 1,856,318.50, 2,784,479.95 and 508,492.73 is: 762,739.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,318.50 : 2,784,479.95 = 508,492.73 : x
  2. Step 2: Convert to fraction form
    1,856,318.50/2,784,479.95 = 508,492.73/x
  3. Step 3: Cross multiply
    1,856,318.50x = 2,784,479.95 × 508,492.73
  4. Step 4: Simplify right side
    1,856,318.50x = 1,415,887,811,405.76
  5. Step 5: Solve for x
    x = 1,415,887,811,405.76/1,856,318.50
  6. Step 6: Final answer
    x = 762,739.70

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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.