Home / 1,643,410.31-2,465,380.34-506,172.14

Finding the Fourth Proportional to 1,643,410.31, 2,465,380.34 and 506,172.14

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Solution

The fourth proportional to 1,643,410.31, 2,465,380.34 and 506,172.14 is: 759,339.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,410.31 : 2,465,380.34 = 506,172.14 : x
  2. Step 2: Convert to fraction form
    1,643,410.31/2,465,380.34 = 506,172.14/x
  3. Step 3: Cross multiply
    1,643,410.31x = 2,465,380.34 × 506,172.14
  4. Step 4: Simplify right side
    1,643,410.31x = 1,247,906,829,652.11
  5. Step 5: Solve for x
    x = 1,247,906,829,652.11/1,643,410.31
  6. Step 6: Final answer
    x = 759,339.78

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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.