Home / 4,184,009.60-6,278,666.88-1,787,871.20

Finding the Fourth Proportional to 4,184,009.60, 6,278,666.88 and 1,787,871.20

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Solution

The fourth proportional to 4,184,009.60, 6,278,666.88 and 1,787,871.20 is: 2,682,940.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,184,009.60 : 6,278,666.88 = 1,787,871.20 : x
  2. Step 2: Convert to fraction form
    4,184,009.60/6,278,666.88 = 1,787,871.20/x
  3. Step 3: Cross multiply
    4,184,009.60x = 6,278,666.88 × 1,787,871.20
  4. Step 4: Simplify right side
    4,184,009.60x = 11,225,447,689,145.86
  5. Step 5: Solve for x
    x = 11,225,447,689,145.86/4,184,009.60
  6. Step 6: Final answer
    x = 2,682,940.23

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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.