Home / 4,990,342.40-7,481,827.20-1,996,985.60

Finding the Fourth Proportional to 4,990,342.40, 7,481,827.20 and 1,996,985.60

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Solution

The fourth proportional to 4,990,342.40, 7,481,827.20 and 1,996,985.60 is: 2,994,003.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,990,342.40 : 7,481,827.20 = 1,996,985.60 : x
  2. Step 2: Convert to fraction form
    4,990,342.40/7,481,827.20 = 1,996,985.60/x
  3. Step 3: Cross multiply
    4,990,342.40x = 7,481,827.20 × 1,996,985.60
  4. Step 4: Simplify right side
    4,990,342.40x = 14,941,101,180,088.32
  5. Step 5: Solve for x
    x = 14,941,101,180,088.32/4,990,342.40
  6. Step 6: Final answer
    x = 2,994,003.21

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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.