Home / 3,645,199.09-5,030,421.47-2,013,599.89

Finding the Fourth Proportional to 3,645,199.09, 5,030,421.47 and 2,013,599.89

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Solution

The fourth proportional to 3,645,199.09, 5,030,421.47 and 2,013,599.89 is: 2,778,793.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645,199.09 : 5,030,421.47 = 2,013,599.89 : x
  2. Step 2: Convert to fraction form
    3,645,199.09/5,030,421.47 = 2,013,599.89/x
  3. Step 3: Cross multiply
    3,645,199.09x = 5,030,421.47 × 2,013,599.89
  4. Step 4: Simplify right side
    3,645,199.09x = 10,129,256,108,577.64
  5. Step 5: Solve for x
    x = 10,129,256,108,577.64/3,645,199.09
  6. Step 6: Final answer
    x = 2,778,793.66

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Similar ratio
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1.5x scale

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.