Home / 1,384,125.70-2,076,188.55-585,141.70

Finding the Fourth Proportional to 1,384,125.70, 2,076,188.55 and 585,141.70

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Solution

The fourth proportional to 1,384,125.70, 2,076,188.55 and 585,141.70 is: 877,712.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,384,125.70 : 2,076,188.55 = 585,141.70 : x
  2. Step 2: Convert to fraction form
    1,384,125.70/2,076,188.55 = 585,141.70/x
  3. Step 3: Cross multiply
    1,384,125.70x = 2,076,188.55 × 585,141.70
  4. Step 4: Simplify right side
    1,384,125.70x = 1,214,864,497,667.53
  5. Step 5: Solve for x
    x = 1,214,864,497,667.53/1,384,125.70
  6. Step 6: Final answer
    x = 877,712.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.