Home / 1,000,880.28-1,381,313.61-571,224.60

Finding the Fourth Proportional to 1,000,880.28, 1,381,313.61 and 571,224.60

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Solution

The fourth proportional to 1,000,880.28, 1,381,313.61 and 571,224.60 is: 788,346.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,880.28 : 1,381,313.61 = 571,224.60 : x
  2. Step 2: Convert to fraction form
    1,000,880.28/1,381,313.61 = 571,224.60/x
  3. Step 3: Cross multiply
    1,000,880.28x = 1,381,313.61 × 571,224.60
  4. Step 4: Simplify right side
    1,000,880.28x = 789,040,314,346.81
  5. Step 5: Solve for x
    x = 789,040,314,346.81/1,000,880.28
  6. Step 6: Final answer
    x = 788,346.35

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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.