Home / 1,457,005.38-2,011,936.35-914,074.50

Finding the Fourth Proportional to 1,457,005.38, 2,011,936.35 and 914,074.50

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Solution

The fourth proportional to 1,457,005.38, 2,011,936.35 and 914,074.50 is: 1,262,218.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,457,005.38 : 2,011,936.35 = 914,074.50 : x
  2. Step 2: Convert to fraction form
    1,457,005.38/2,011,936.35 = 914,074.50/x
  3. Step 3: Cross multiply
    1,457,005.38x = 2,011,936.35 × 914,074.50
  4. Step 4: Simplify right side
    1,457,005.38x = 1,839,059,713,158.08
  5. Step 5: Solve for x
    x = 1,839,059,713,158.08/1,457,005.38
  6. Step 6: Final answer
    x = 1,262,218.89

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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.