Home / 1,429,660.54-1,972,945.20-785,094.22

Finding the Fourth Proportional to 1,429,660.54, 1,972,945.20 and 785,094.22

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Solution

The fourth proportional to 1,429,660.54, 1,972,945.20 and 785,094.22 is: 1,083,437.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,660.54 : 1,972,945.20 = 785,094.22 : x
  2. Step 2: Convert to fraction form
    1,429,660.54/1,972,945.20 = 785,094.22/x
  3. Step 3: Cross multiply
    1,429,660.54x = 1,972,945.20 × 785,094.22
  4. Step 4: Simplify right side
    1,429,660.54x = 1,548,947,872,896.74
  5. Step 5: Solve for x
    x = 1,548,947,872,896.74/1,429,660.54
  6. Step 6: Final answer
    x = 1,083,437.52

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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.