Home / 5,251,999.80-7,877,999.70-2,592,262.20

Finding the Fourth Proportional to 5,251,999.80, 7,877,999.70 and 2,592,262.20

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Solution

The fourth proportional to 5,251,999.80, 7,877,999.70 and 2,592,262.20 is: 3,888,393.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,251,999.80 : 7,877,999.70 = 2,592,262.20 : x
  2. Step 2: Convert to fraction form
    5,251,999.80/7,877,999.70 = 2,592,262.20/x
  3. Step 3: Cross multiply
    5,251,999.80x = 7,877,999.70 × 2,592,262.20
  4. Step 4: Simplify right side
    5,251,999.80x = 20,421,840,833,921.34
  5. Step 5: Solve for x
    x = 20,421,840,833,921.34/5,251,999.80
  6. Step 6: Final answer
    x = 3,888,393.30

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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.