Home / 1,111,277.46-1,533,559.60-627,842.43

Finding the Fourth Proportional to 1,111,277.46, 1,533,559.60 and 627,842.43

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Solution

The fourth proportional to 1,111,277.46, 1,533,559.60 and 627,842.43 is: 866,420.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,277.46 : 1,533,559.60 = 627,842.43 : x
  2. Step 2: Convert to fraction form
    1,111,277.46/1,533,559.60 = 627,842.43/x
  3. Step 3: Cross multiply
    1,111,277.46x = 1,533,559.60 × 627,842.43
  4. Step 4: Simplify right side
    1,111,277.46x = 962,833,785,813.83
  5. Step 5: Solve for x
    x = 962,833,785,813.83/1,111,277.46
  6. Step 6: Final answer
    x = 866,420.69

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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.