Home / 1,134,101.50-1,565,041.72-617,861.56

Finding the Fourth Proportional to 1,134,101.50, 1,565,041.72 and 617,861.56

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Solution

The fourth proportional to 1,134,101.50, 1,565,041.72 and 617,861.56 is: 852,638.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,134,101.50 : 1,565,041.72 = 617,861.56 : x
  2. Step 2: Convert to fraction form
    1,134,101.50/1,565,041.72 = 617,861.56/x
  3. Step 3: Cross multiply
    1,134,101.50x = 1,565,041.72 × 617,861.56
  4. Step 4: Simplify right side
    1,134,101.50x = 966,979,118,584.28
  5. Step 5: Solve for x
    x = 966,979,118,584.28/1,134,101.50
  6. Step 6: Final answer
    x = 852,638.96

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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.