Home / 1,091,337.01-1,628,470.38-977,861.27

Finding the Fourth Proportional to 1,091,337.01, 1,628,470.38 and 977,861.27

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Solution

The fourth proportional to 1,091,337.01, 1,628,470.38 and 977,861.27 is: 1,459,144.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,091,337.01 : 1,628,470.38 = 977,861.27 : x
  2. Step 2: Convert to fraction form
    1,091,337.01/1,628,470.38 = 977,861.27/x
  3. Step 3: Cross multiply
    1,091,337.01x = 1,628,470.38 × 977,861.27
  4. Step 4: Simplify right side
    1,091,337.01x = 1,592,418,113,944.18
  5. Step 5: Solve for x
    x = 1,592,418,113,944.18/1,091,337.01
  6. Step 6: Final answer
    x = 1,459,144.24

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.