Home / 1,448,435.40-2,172,912.30-607,072.20

Finding the Fourth Proportional to 1,448,435.40, 2,172,912.30 and 607,072.20

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Solution

The fourth proportional to 1,448,435.40, 2,172,912.30 and 607,072.20 is: 910,716.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,435.40 : 2,172,912.30 = 607,072.20 : x
  2. Step 2: Convert to fraction form
    1,448,435.40/2,172,912.30 = 607,072.20/x
  3. Step 3: Cross multiply
    1,448,435.40x = 2,172,912.30 × 607,072.20
  4. Step 4: Simplify right side
    1,448,435.40x = 1,319,114,650,368.06
  5. Step 5: Solve for x
    x = 1,319,114,650,368.06/1,448,435.40
  6. Step 6: Final answer
    x = 910,716.94

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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.