Home / 2,378,938.98-3,282,894.60-1,291,187.22

Finding the Fourth Proportional to 2,378,938.98, 3,282,894.60 and 1,291,187.22

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Solution

The fourth proportional to 2,378,938.98, 3,282,894.60 and 1,291,187.22 is: 1,781,816.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,378,938.98 : 3,282,894.60 = 1,291,187.22 : x
  2. Step 2: Convert to fraction form
    2,378,938.98/3,282,894.60 = 1,291,187.22/x
  3. Step 3: Cross multiply
    2,378,938.98x = 3,282,894.60 × 1,291,187.22
  4. Step 4: Simplify right side
    2,378,938.98x = 4,238,831,545,868.60
  5. Step 5: Solve for x
    x = 4,238,831,545,868.60/2,378,938.98
  6. Step 6: Final answer
    x = 1,781,816.00

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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.