Home / 5,502,406.20-8,254,775.70-1,663,913.40

Finding the Fourth Proportional to 5,502,406.20, 8,254,775.70 and 1,663,913.40

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Solution

The fourth proportional to 5,502,406.20, 8,254,775.70 and 1,663,913.40 is: 2,496,222.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502,406.20 : 8,254,775.70 = 1,663,913.40 : x
  2. Step 2: Convert to fraction form
    5,502,406.20/8,254,775.70 = 1,663,913.40/x
  3. Step 3: Cross multiply
    5,502,406.20x = 8,254,775.70 × 1,663,913.40
  4. Step 4: Simplify right side
    5,502,406.20x = 13,735,231,901,224.38
  5. Step 5: Solve for x
    x = 13,735,231,901,224.38/5,502,406.20
  6. Step 6: Final answer
    x = 2,496,222.82

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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.