Home / 1,780,037.89-2,456,464.04-964,241.55

Finding the Fourth Proportional to 1,780,037.89, 2,456,464.04 and 964,241.55

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Solution

The fourth proportional to 1,780,037.89, 2,456,464.04 and 964,241.55 is: 1,330,659.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,037.89 : 2,456,464.04 = 964,241.55 : x
  2. Step 2: Convert to fraction form
    1,780,037.89/2,456,464.04 = 964,241.55/x
  3. Step 3: Cross multiply
    1,780,037.89x = 2,456,464.04 × 964,241.55
  4. Step 4: Simplify right side
    1,780,037.89x = 2,368,624,693,448.86
  5. Step 5: Solve for x
    x = 2,368,624,693,448.86/1,780,037.89
  6. Step 6: Final answer
    x = 1,330,659.70

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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.