Home / 1,448,643.60-2,172,576.60-607,021.20

Finding the Fourth Proportional to 1,448,643.60, 2,172,576.60 and 607,021.20

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Solution

The fourth proportional to 1,448,643.60, 2,172,576.60 and 607,021.20 is: 910,368.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,643.60 : 2,172,576.60 = 607,021.20 : x
  2. Step 2: Convert to fraction form
    1,448,643.60/2,172,576.60 = 607,021.20/x
  3. Step 3: Cross multiply
    1,448,643.60x = 2,172,576.60 × 607,021.20
  4. Step 4: Simplify right side
    1,448,643.60x = 1,318,800,054,823.92
  5. Step 5: Solve for x
    x = 1,318,800,054,823.92/1,448,643.60
  6. Step 6: Final answer
    x = 910,368.88

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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.