Home / 4,020,748.68-5,548,676.04-2,185,207.20

Finding the Fourth Proportional to 4,020,748.68, 5,548,676.04 and 2,185,207.20

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Solution

The fourth proportional to 4,020,748.68, 5,548,676.04 and 2,185,207.20 is: 3,015,609.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020,748.68 : 5,548,676.04 = 2,185,207.20 : x
  2. Step 2: Convert to fraction form
    4,020,748.68/5,548,676.04 = 2,185,207.20/x
  3. Step 3: Cross multiply
    4,020,748.68x = 5,548,676.04 × 2,185,207.20
  4. Step 4: Simplify right side
    4,020,748.68x = 12,125,006,833,075.49
  5. Step 5: Solve for x
    x = 12,125,006,833,075.49/4,020,748.68
  6. Step 6: Final answer
    x = 3,015,609.23

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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.