Home / 1,728,000.20-2,592,000.30-1,194,393.80

Finding the Fourth Proportional to 1,728,000.20, 2,592,000.30 and 1,194,393.80

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Solution

The fourth proportional to 1,728,000.20, 2,592,000.30 and 1,194,393.80 is: 1,791,590.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,728,000.20 : 2,592,000.30 = 1,194,393.80 : x
  2. Step 2: Convert to fraction form
    1,728,000.20/2,592,000.30 = 1,194,393.80/x
  3. Step 3: Cross multiply
    1,728,000.20x = 2,592,000.30 × 1,194,393.80
  4. Step 4: Simplify right side
    1,728,000.20x = 3,095,869,087,918.14
  5. Step 5: Solve for x
    x = 3,095,869,087,918.14/1,728,000.20
  6. Step 6: Final answer
    x = 1,791,590.70

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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.