Home / 1,478,484.35-2,217,999.90-467,860.71

Finding the Fourth Proportional to 1,478,484.35, 2,217,999.90 and 467,860.71

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Solution

The fourth proportional to 1,478,484.35, 2,217,999.90 and 467,860.71 is: 701,877.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,484.35 : 2,217,999.90 = 467,860.71 : x
  2. Step 2: Convert to fraction form
    1,478,484.35/2,217,999.90 = 467,860.71/x
  3. Step 3: Cross multiply
    1,478,484.35x = 2,217,999.90 × 467,860.71
  4. Step 4: Simplify right side
    1,478,484.35x = 1,037,715,015,434.19
  5. Step 5: Solve for x
    x = 1,037,715,015,434.19/1,478,484.35
  6. Step 6: Final answer
    x = 701,877.58

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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.