Home / 1,632,182.40-2,448,273.60-1,212,278.40

Finding the Fourth Proportional to 1,632,182.40, 2,448,273.60 and 1,212,278.40

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Solution

The fourth proportional to 1,632,182.40, 2,448,273.60 and 1,212,278.40 is: 1,818,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632,182.40 : 2,448,273.60 = 1,212,278.40 : x
  2. Step 2: Convert to fraction form
    1,632,182.40/2,448,273.60 = 1,212,278.40/x
  3. Step 3: Cross multiply
    1,632,182.40x = 2,448,273.60 × 1,212,278.40
  4. Step 4: Simplify right side
    1,632,182.40x = 2,967,989,202,570.24
  5. Step 5: Solve for x
    x = 2,967,989,202,570.24/1,632,182.40
  6. Step 6: Final answer
    x = 1,818,417.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.