Home / 1,342,043.49-1,851,409.77-797,870.51

Finding the Fourth Proportional to 1,342,043.49, 1,851,409.77 and 797,870.51

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Solution

The fourth proportional to 1,342,043.49, 1,851,409.77 and 797,870.51 is: 1,100,698.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,043.49 : 1,851,409.77 = 797,870.51 : x
  2. Step 2: Convert to fraction form
    1,342,043.49/1,851,409.77 = 797,870.51/x
  3. Step 3: Cross multiply
    1,342,043.49x = 1,851,409.77 × 797,870.51
  4. Step 4: Simplify right side
    1,342,043.49x = 1,477,185,257,408.88
  5. Step 5: Solve for x
    x = 1,477,185,257,408.88/1,342,043.49
  6. Step 6: Final answer
    x = 1,100,698.50

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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.