Home / 1,292,698.77-1,783,855.93-741,386.01

Finding the Fourth Proportional to 1,292,698.77, 1,783,855.93 and 741,386.01

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Solution

The fourth proportional to 1,292,698.77, 1,783,855.93 and 741,386.01 is: 1,023,073.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,698.77 : 1,783,855.93 = 741,386.01 : x
  2. Step 2: Convert to fraction form
    1,292,698.77/1,783,855.93 = 741,386.01/x
  3. Step 3: Cross multiply
    1,292,698.77x = 1,783,855.93 × 741,386.01
  4. Step 4: Simplify right side
    1,292,698.77x = 1,322,525,830,357.54
  5. Step 5: Solve for x
    x = 1,322,525,830,357.54/1,292,698.77
  6. Step 6: Final answer
    x = 1,023,073.48

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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.