Home / 1,130,183.28-1,559,653.50-620,918.46

Finding the Fourth Proportional to 1,130,183.28, 1,559,653.50 and 620,918.46

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Solution

The fourth proportional to 1,130,183.28, 1,559,653.50 and 620,918.46 is: 856,867.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,130,183.28 : 1,559,653.50 = 620,918.46 : x
  2. Step 2: Convert to fraction form
    1,130,183.28/1,559,653.50 = 620,918.46/x
  3. Step 3: Cross multiply
    1,130,183.28x = 1,559,653.50 × 620,918.46
  4. Step 4: Simplify right side
    1,130,183.28x = 968,417,649,353.61
  5. Step 5: Solve for x
    x = 968,417,649,353.61/1,130,183.28
  6. Step 6: Final answer
    x = 856,867.79

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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.