Home / 3,931,280.46-5,424,269.49-2,211,773.58

Finding the Fourth Proportional to 3,931,280.46, 5,424,269.49 and 2,211,773.58

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Solution

The fourth proportional to 3,931,280.46, 5,424,269.49 and 2,211,773.58 is: 3,051,742.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,931,280.46 : 5,424,269.49 = 2,211,773.58 : x
  2. Step 2: Convert to fraction form
    3,931,280.46/5,424,269.49 = 2,211,773.58/x
  3. Step 3: Cross multiply
    3,931,280.46x = 5,424,269.49 × 2,211,773.58
  4. Step 4: Simplify right side
    3,931,280.46x = 11,997,255,948,782.07
  5. Step 5: Solve for x
    x = 11,997,255,948,782.07/3,931,280.46
  6. Step 6: Final answer
    x = 3,051,742.57

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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.