Home / 4,450,128.72-6,672,984.72-1,417,099.36

Finding the Fourth Proportional to 4,450,128.72, 6,672,984.72 and 1,417,099.36

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Solution

The fourth proportional to 4,450,128.72, 6,672,984.72 and 1,417,099.36 is: 2,124,945.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,450,128.72 : 6,672,984.72 = 1,417,099.36 : x
  2. Step 2: Convert to fraction form
    4,450,128.72/6,672,984.72 = 1,417,099.36/x
  3. Step 3: Cross multiply
    4,450,128.72x = 6,672,984.72 × 1,417,099.36
  4. Step 4: Simplify right side
    4,450,128.72x = 9,456,282,376,001.78
  5. Step 5: Solve for x
    x = 9,456,282,376,001.78/4,450,128.72
  6. Step 6: Final answer
    x = 2,124,945.81

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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.