Home / 3,455,404.60-5,183,106.90-1,657,982.20

Finding the Fourth Proportional to 3,455,404.60, 5,183,106.90 and 1,657,982.20

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Solution

The fourth proportional to 3,455,404.60, 5,183,106.90 and 1,657,982.20 is: 2,486,973.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,455,404.60 : 5,183,106.90 = 1,657,982.20 : x
  2. Step 2: Convert to fraction form
    3,455,404.60/5,183,106.90 = 1,657,982.20/x
  3. Step 3: Cross multiply
    3,455,404.60x = 5,183,106.90 × 1,657,982.20
  4. Step 4: Simplify right side
    3,455,404.60x = 8,593,498,980,897.18
  5. Step 5: Solve for x
    x = 8,593,498,980,897.18/3,455,404.60
  6. Step 6: Final answer
    x = 2,486,973.30

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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.