Home / 1,856,336.40-2,784,506.80-508,510.60

Finding the Fourth Proportional to 1,856,336.40, 2,784,506.80 and 508,510.60

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Solution

The fourth proportional to 1,856,336.40, 2,784,506.80 and 508,510.60 is: 762,766.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,336.40 : 2,784,506.80 = 508,510.60 : x
  2. Step 2: Convert to fraction form
    1,856,336.40/2,784,506.80 = 508,510.60/x
  3. Step 3: Cross multiply
    1,856,336.40x = 2,784,506.80 × 508,510.60
  4. Step 4: Simplify right side
    1,856,336.40x = 1,415,951,223,572.08
  5. Step 5: Solve for x
    x = 1,415,951,223,572.08/1,856,336.40
  6. Step 6: Final answer
    x = 762,766.50

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Double scale
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Similar ratio
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1.5x scale

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.