Home / 1,582,242.01-2,183,504.51-857,089.76

Finding the Fourth Proportional to 1,582,242.01, 2,183,504.51 and 857,089.76

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Solution

The fourth proportional to 1,582,242.01, 2,183,504.51 and 857,089.76 is: 1,182,789.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,582,242.01 : 2,183,504.51 = 857,089.76 : x
  2. Step 2: Convert to fraction form
    1,582,242.01/2,183,504.51 = 857,089.76/x
  3. Step 3: Cross multiply
    1,582,242.01x = 2,183,504.51 × 857,089.76
  4. Step 4: Simplify right side
    1,582,242.01x = 1,871,459,347,660.02
  5. Step 5: Solve for x
    x = 1,871,459,347,660.02/1,582,242.01
  6. Step 6: Final answer
    x = 1,182,789.57

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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.