Home / 3,157,617.84-4,357,333.71-1,780,879.27

Finding the Fourth Proportional to 3,157,617.84, 4,357,333.71 and 1,780,879.27

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Solution

The fourth proportional to 3,157,617.84, 4,357,333.71 and 1,780,879.27 is: 2,457,512.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,617.84 : 4,357,333.71 = 1,780,879.27 : x
  2. Step 2: Convert to fraction form
    3,157,617.84/4,357,333.71 = 1,780,879.27/x
  3. Step 3: Cross multiply
    3,157,617.84x = 4,357,333.71 × 1,780,879.27
  4. Step 4: Simplify right side
    3,157,617.84x = 7,759,885,273,887.86
  5. Step 5: Solve for x
    x = 7,759,885,273,887.86/3,157,617.84
  6. Step 6: Final answer
    x = 2,457,512.49

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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.