Home / 3,009,277.19-4,152,801.84-1,720,145.33

Finding the Fourth Proportional to 3,009,277.19, 4,152,801.84 and 1,720,145.33

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Solution

The fourth proportional to 3,009,277.19, 4,152,801.84 and 1,720,145.33 is: 2,373,800.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,277.19 : 4,152,801.84 = 1,720,145.33 : x
  2. Step 2: Convert to fraction form
    3,009,277.19/4,152,801.84 = 1,720,145.33/x
  3. Step 3: Cross multiply
    3,009,277.19x = 4,152,801.84 × 1,720,145.33
  4. Step 4: Simplify right side
    3,009,277.19x = 7,143,422,670,727.40
  5. Step 5: Solve for x
    x = 7,143,422,670,727.40/3,009,277.19
  6. Step 6: Final answer
    x = 2,373,800.16

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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.