Home / 1,617,907.92-2,425,825.08-671,931.60

Finding the Fourth Proportional to 1,617,907.92, 2,425,825.08 and 671,931.60

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Solution

The fourth proportional to 1,617,907.92, 2,425,825.08 and 671,931.60 is: 1,007,466.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,617,907.92 : 2,425,825.08 = 671,931.60 : x
  2. Step 2: Convert to fraction form
    1,617,907.92/2,425,825.08 = 671,931.60/x
  3. Step 3: Cross multiply
    1,617,907.92x = 2,425,825.08 × 671,931.60
  4. Step 4: Simplify right side
    1,617,907.92x = 1,629,988,527,324.53
  5. Step 5: Solve for x
    x = 1,629,988,527,324.53/1,617,907.92
  6. Step 6: Final answer
    x = 1,007,466.81

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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.