Home / 2,615,574.51-3,923,435.40-722,315.94

Finding the Fourth Proportional to 2,615,574.51, 3,923,435.40 and 722,315.94

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Solution

The fourth proportional to 2,615,574.51, 3,923,435.40 and 722,315.94 is: 1,083,494.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615,574.51 : 3,923,435.40 = 722,315.94 : x
  2. Step 2: Convert to fraction form
    2,615,574.51/3,923,435.40 = 722,315.94/x
  3. Step 3: Cross multiply
    2,615,574.51x = 3,923,435.40 × 722,315.94
  4. Step 4: Simplify right side
    2,615,574.51x = 2,833,959,928,980.28
  5. Step 5: Solve for x
    x = 2,833,959,928,980.28/2,615,574.51
  6. Step 6: Final answer
    x = 1,083,494.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.