Home / 3,009,365.10-4,152,923.46-1,720,233.09

Finding the Fourth Proportional to 3,009,365.10, 4,152,923.46 and 1,720,233.09

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Solution

The fourth proportional to 3,009,365.10, 4,152,923.46 and 1,720,233.09 is: 2,373,921.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,009,365.10 : 4,152,923.46 = 1,720,233.09 : x
  2. Step 2: Convert to fraction form
    3,009,365.10/4,152,923.46 = 1,720,233.09/x
  3. Step 3: Cross multiply
    3,009,365.10x = 4,152,923.46 × 1,720,233.09
  4. Step 4: Simplify right side
    3,009,365.10x = 7,143,996,356,129.29
  5. Step 5: Solve for x
    x = 7,143,996,356,129.29/3,009,365.10
  6. Step 6: Final answer
    x = 2,373,921.45

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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.