Home / 1,247,992.55-1,871,994.29-395,068.37

Finding the Fourth Proportional to 1,247,992.55, 1,871,994.29 and 395,068.37

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Solution

The fourth proportional to 1,247,992.55, 1,871,994.29 and 395,068.37 is: 592,604.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,247,992.55 : 1,871,994.29 = 395,068.37 : x
  2. Step 2: Convert to fraction form
    1,247,992.55/1,871,994.29 = 395,068.37/x
  3. Step 3: Cross multiply
    1,247,992.55x = 1,871,994.29 × 395,068.37
  4. Step 4: Simplify right side
    1,247,992.55x = 739,565,721,464.29
  5. Step 5: Solve for x
    x = 739,565,721,464.29/1,247,992.55
  6. Step 6: Final answer
    x = 592,604.28

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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.