Home / 1,174,144.21-1,621,306.51-883,251.56

Finding the Fourth Proportional to 1,174,144.21, 1,621,306.51 and 883,251.56

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Solution

The fourth proportional to 1,174,144.21, 1,621,306.51 and 883,251.56 is: 1,219,630.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,144.21 : 1,621,306.51 = 883,251.56 : x
  2. Step 2: Convert to fraction form
    1,174,144.21/1,621,306.51 = 883,251.56/x
  3. Step 3: Cross multiply
    1,174,144.21x = 1,621,306.51 × 883,251.56
  4. Step 4: Simplify right side
    1,174,144.21x = 1,432,021,506,040.79
  5. Step 5: Solve for x
    x = 1,432,021,506,040.79/1,174,144.21
  6. Step 6: Final answer
    x = 1,219,630.01

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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.