Home / 1,813,128.45-2,501,937.97-1,038,610.60

Finding the Fourth Proportional to 1,813,128.45, 2,501,937.97 and 1,038,610.60

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Solution

The fourth proportional to 1,813,128.45, 2,501,937.97 and 1,038,610.60 is: 1,433,179.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,813,128.45 : 2,501,937.97 = 1,038,610.60 : x
  2. Step 2: Convert to fraction form
    1,813,128.45/2,501,937.97 = 1,038,610.60/x
  3. Step 3: Cross multiply
    1,813,128.45x = 2,501,937.97 × 1,038,610.60
  4. Step 4: Simplify right side
    1,813,128.45x = 2,598,539,296,184.48
  5. Step 5: Solve for x
    x = 2,598,539,296,184.48/1,813,128.45
  6. Step 6: Final answer
    x = 1,433,179.93

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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.