Home / 1,111,074.48-1,533,275.64-627,796.08

Finding the Fourth Proportional to 1,111,074.48, 1,533,275.64 and 627,796.08

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Solution

The fourth proportional to 1,111,074.48, 1,533,275.64 and 627,796.08 is: 866,354.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,074.48 : 1,533,275.64 = 627,796.08 : x
  2. Step 2: Convert to fraction form
    1,111,074.48/1,533,275.64 = 627,796.08/x
  3. Step 3: Cross multiply
    1,111,074.48x = 1,533,275.64 × 627,796.08
  4. Step 4: Simplify right side
    1,111,074.48x = 962,584,436,351.49
  5. Step 5: Solve for x
    x = 962,584,436,351.49/1,111,074.48
  6. Step 6: Final answer
    x = 866,354.55

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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.