Home / 3,208,919.37-4,428,315-1,758,668.64

Finding the Fourth Proportional to 3,208,919.37, 4,428,315 and 1,758,668.64

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Solution

The fourth proportional to 3,208,919.37, 4,428,315 and 1,758,668.64 is: 2,426,966.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,208,919.37 : 4,428,315 = 1,758,668.64 : x
  2. Step 2: Convert to fraction form
    3,208,919.37/4,428,315 = 1,758,668.64/x
  3. Step 3: Cross multiply
    3,208,919.37x = 4,428,315 × 1,758,668.64
  4. Step 4: Simplify right side
    3,208,919.37x = 7,787,938,718,541.60
  5. Step 5: Solve for x
    x = 7,787,938,718,541.60/3,208,919.37
  6. Step 6: Final answer
    x = 2,426,966.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.