Home / 3,405,101.08-5,108,398.86-1,009,133.23

Finding the Fourth Proportional to 3,405,101.08, 5,108,398.86 and 1,009,133.23

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Solution

The fourth proportional to 3,405,101.08, 5,108,398.86 and 1,009,133.23 is: 1,513,921.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,405,101.08 : 5,108,398.86 = 1,009,133.23 : x
  2. Step 2: Convert to fraction form
    3,405,101.08/5,108,398.86 = 1,009,133.23/x
  3. Step 3: Cross multiply
    3,405,101.08x = 5,108,398.86 × 1,009,133.23
  4. Step 4: Simplify right side
    3,405,101.08x = 5,155,055,041,720.12
  5. Step 5: Solve for x
    x = 5,155,055,041,720.12/3,405,101.08
  6. Step 6: Final answer
    x = 1,513,921.30

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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.