Home / 3,009,308.77-4,152,846.37-1,720,177.30

Finding the Fourth Proportional to 3,009,308.77, 4,152,846.37 and 1,720,177.30

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Solution

The fourth proportional to 3,009,308.77, 4,152,846.37 and 1,720,177.30 is: 2,373,844.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,308.77 : 4,152,846.37 = 1,720,177.30 : x
  2. Step 2: Convert to fraction form
    3,009,308.77/4,152,846.37 = 1,720,177.30/x
  3. Step 3: Cross multiply
    3,009,308.77x = 4,152,846.37 × 1,720,177.30
  4. Step 4: Simplify right side
    3,009,308.77x = 7,143,632,041,378.84
  5. Step 5: Solve for x
    x = 7,143,632,041,378.84/3,009,308.77
  6. Step 6: Final answer
    x = 2,373,844.82

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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.