Home / 1,974,441.38-2,961,662.09-478,533.38

Finding the Fourth Proportional to 1,974,441.38, 2,961,662.09 and 478,533.38

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Solution

The fourth proportional to 1,974,441.38, 2,961,662.09 and 478,533.38 is: 717,800.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,974,441.38 : 2,961,662.09 = 478,533.38 : x
  2. Step 2: Convert to fraction form
    1,974,441.38/2,961,662.09 = 478,533.38/x
  3. Step 3: Cross multiply
    1,974,441.38x = 2,961,662.09 × 478,533.38
  4. Step 4: Simplify right side
    1,974,441.38x = 1,417,254,153,144.59
  5. Step 5: Solve for x
    x = 1,417,254,153,144.59/1,974,441.38
  6. Step 6: Final answer
    x = 717,800.07

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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.