Home / 2,880,868.79-3,975,679.15-1,591,792.27

Finding the Fourth Proportional to 2,880,868.79, 3,975,679.15 and 1,591,792.27

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Solution

The fourth proportional to 2,880,868.79, 3,975,679.15 and 1,591,792.27 is: 2,196,717.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,868.79 : 3,975,679.15 = 1,591,792.27 : x
  2. Step 2: Convert to fraction form
    2,880,868.79/3,975,679.15 = 1,591,792.27/x
  3. Step 3: Cross multiply
    2,880,868.79x = 3,975,679.15 × 1,591,792.27
  4. Step 4: Simplify right side
    2,880,868.79x = 6,328,455,325,051.49
  5. Step 5: Solve for x
    x = 6,328,455,325,051.49/2,880,868.79
  6. Step 6: Final answer
    x = 2,196,717.65

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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.