Home / 3,230,155.17-4,457,812.69-1,779,850.22

Finding the Fourth Proportional to 3,230,155.17, 4,457,812.69 and 1,779,850.22

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Solution

The fourth proportional to 3,230,155.17, 4,457,812.69 and 1,779,850.22 is: 2,456,302.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,230,155.17 : 4,457,812.69 = 1,779,850.22 : x
  2. Step 2: Convert to fraction form
    3,230,155.17/4,457,812.69 = 1,779,850.22/x
  3. Step 3: Cross multiply
    3,230,155.17x = 4,457,812.69 × 1,779,850.22
  4. Step 4: Simplify right side
    3,230,155.17x = 7,934,238,897,015.29
  5. Step 5: Solve for x
    x = 7,934,238,897,015.29/3,230,155.17
  6. Step 6: Final answer
    x = 2,456,302.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.