Home / 3,457,391.28-4,771,463.76-1,908,951.48

Finding the Fourth Proportional to 3,457,391.28, 4,771,463.76 and 1,908,951.48

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Solution

The fourth proportional to 3,457,391.28, 4,771,463.76 and 1,908,951.48 is: 2,634,498.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,391.28 : 4,771,463.76 = 1,908,951.48 : x
  2. Step 2: Convert to fraction form
    3,457,391.28/4,771,463.76 = 1,908,951.48/x
  3. Step 3: Cross multiply
    3,457,391.28x = 4,771,463.76 × 1,908,951.48
  4. Step 4: Simplify right side
    3,457,391.28x = 9,108,492,806,418.37
  5. Step 5: Solve for x
    x = 9,108,492,806,418.37/3,457,391.28
  6. Step 6: Final answer
    x = 2,634,498.69

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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.