Home / 1,307,777.80-1,804,786.50-734,816.20

Finding the Fourth Proportional to 1,307,777.80, 1,804,786.50 and 734,816.20

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Solution

The fourth proportional to 1,307,777.80, 1,804,786.50 and 734,816.20 is: 1,014,076.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,777.80 : 1,804,786.50 = 734,816.20 : x
  2. Step 2: Convert to fraction form
    1,307,777.80/1,804,786.50 = 734,816.20/x
  3. Step 3: Cross multiply
    1,307,777.80x = 1,804,786.50 × 734,816.20
  4. Step 4: Simplify right side
    1,307,777.80x = 1,326,186,357,741.30
  5. Step 5: Solve for x
    x = 1,326,186,357,741.30/1,307,777.80
  6. Step 6: Final answer
    x = 1,014,076.21

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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.