Home / 1,455,818.40-2,183,338.80-444,938.40

Finding the Fourth Proportional to 1,455,818.40, 2,183,338.80 and 444,938.40

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Solution

The fourth proportional to 1,455,818.40, 2,183,338.80 and 444,938.40 is: 667,288.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,818.40 : 2,183,338.80 = 444,938.40 : x
  2. Step 2: Convert to fraction form
    1,455,818.40/2,183,338.80 = 444,938.40/x
  3. Step 3: Cross multiply
    1,455,818.40x = 2,183,338.80 × 444,938.40
  4. Step 4: Simplify right side
    1,455,818.40x = 971,451,272,329.92
  5. Step 5: Solve for x
    x = 971,451,272,329.92/1,455,818.40
  6. Step 6: Final answer
    x = 667,288.77

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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.