Home / 1,545,792.60-2,133,194.70-942,180.60

Finding the Fourth Proportional to 1,545,792.60, 2,133,194.70 and 942,180.60

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Solution

The fourth proportional to 1,545,792.60, 2,133,194.70 and 942,180.60 is: 1,300,209.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,792.60 : 2,133,194.70 = 942,180.60 : x
  2. Step 2: Convert to fraction form
    1,545,792.60/2,133,194.70 = 942,180.60/x
  3. Step 3: Cross multiply
    1,545,792.60x = 2,133,194.70 × 942,180.60
  4. Step 4: Simplify right side
    1,545,792.60x = 2,009,854,662,362.82
  5. Step 5: Solve for x
    x = 2,009,854,662,362.82/1,545,792.60
  6. Step 6: Final answer
    x = 1,300,209.78

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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.