Home / 4,761,000.40-7,142,156.70-1,727,631.40

Finding the Fourth Proportional to 4,761,000.40, 7,142,156.70 and 1,727,631.40

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Solution

The fourth proportional to 4,761,000.40, 7,142,156.70 and 1,727,631.40 is: 2,591,685.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761,000.40 : 7,142,156.70 = 1,727,631.40 : x
  2. Step 2: Convert to fraction form
    4,761,000.40/7,142,156.70 = 1,727,631.40/x
  3. Step 3: Cross multiply
    4,761,000.40x = 7,142,156.70 × 1,727,631.40
  4. Step 4: Simplify right side
    4,761,000.40x = 12,339,014,178,640.38
  5. Step 5: Solve for x
    x = 12,339,014,178,640.38/4,761,000.40
  6. Step 6: Final answer
    x = 2,591,685.18

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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.