Home / 1,455,685.83-2,183,921.87-444,780.18

Finding the Fourth Proportional to 1,455,685.83, 2,183,921.87 and 444,780.18

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Solution

The fourth proportional to 1,455,685.83, 2,183,921.87 and 444,780.18 is: 667,290.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,685.83 : 2,183,921.87 = 444,780.18 : x
  2. Step 2: Convert to fraction form
    1,455,685.83/2,183,921.87 = 444,780.18/x
  3. Step 3: Cross multiply
    1,455,685.83x = 2,183,921.87 × 444,780.18
  4. Step 4: Simplify right side
    1,455,685.83x = 971,365,160,220.64
  5. Step 5: Solve for x
    x = 971,365,160,220.64/1,455,685.83
  6. Step 6: Final answer
    x = 667,290.39

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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.