Home / 1,804,047.52-2,488,967.36-1,029,121.60

Finding the Fourth Proportional to 1,804,047.52, 2,488,967.36 and 1,029,121.60

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Solution

The fourth proportional to 1,804,047.52, 2,488,967.36 and 1,029,121.60 is: 1,419,835.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,804,047.52 : 2,488,967.36 = 1,029,121.60 : x
  2. Step 2: Convert to fraction form
    1,804,047.52/2,488,967.36 = 1,029,121.60/x
  3. Step 3: Cross multiply
    1,804,047.52x = 2,488,967.36 × 1,029,121.60
  4. Step 4: Simplify right side
    1,804,047.52x = 2,561,450,071,870.98
  5. Step 5: Solve for x
    x = 2,561,450,071,870.98/1,804,047.52
  6. Step 6: Final answer
    x = 1,419,835.14

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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.