Home / 3,936,700.80-5,905,051.20-2,518,358.40

Finding the Fourth Proportional to 3,936,700.80, 5,905,051.20 and 2,518,358.40

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Solution

The fourth proportional to 3,936,700.80, 5,905,051.20 and 2,518,358.40 is: 3,777,537.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,936,700.80 : 5,905,051.20 = 2,518,358.40 : x
  2. Step 2: Convert to fraction form
    3,936,700.80/5,905,051.20 = 2,518,358.40/x
  3. Step 3: Cross multiply
    3,936,700.80x = 5,905,051.20 × 2,518,358.40
  4. Step 4: Simplify right side
    3,936,700.80x = 14,871,035,291,950.08
  5. Step 5: Solve for x
    x = 14,871,035,291,950.08/3,936,700.80
  6. Step 6: Final answer
    x = 3,777,537.60

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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.