Home / 3,457,280.85-4,770,922.53-1,908,509.28

Finding the Fourth Proportional to 3,457,280.85, 4,770,922.53 and 1,908,509.28

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Solution

The fourth proportional to 3,457,280.85, 4,770,922.53 and 1,908,509.28 is: 2,633,673.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,457,280.85 : 4,770,922.53 = 1,908,509.28 : x
  2. Step 2: Convert to fraction form
    3,457,280.85/4,770,922.53 = 1,908,509.28/x
  3. Step 3: Cross multiply
    3,457,280.85x = 4,770,922.53 × 1,908,509.28
  4. Step 4: Simplify right side
    3,457,280.85x = 9,105,349,904,719.39
  5. Step 5: Solve for x
    x = 9,105,349,904,719.39/3,457,280.85
  6. Step 6: Final answer
    x = 2,633,673.77

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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.