Home / 1,553,406.72-2,144,364.60-1,044,404.28

Finding the Fourth Proportional to 1,553,406.72, 2,144,364.60 and 1,044,404.28

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Solution

The fourth proportional to 1,553,406.72, 2,144,364.60 and 1,044,404.28 is: 1,441,723.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,406.72 : 2,144,364.60 = 1,044,404.28 : x
  2. Step 2: Convert to fraction form
    1,553,406.72/2,144,364.60 = 1,044,404.28/x
  3. Step 3: Cross multiply
    1,553,406.72x = 2,144,364.60 × 1,044,404.28
  4. Step 4: Simplify right side
    1,553,406.72x = 2,239,583,566,120.49
  5. Step 5: Solve for x
    x = 2,239,583,566,120.49/1,553,406.72
  6. Step 6: Final answer
    x = 1,441,723.88

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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.