Home / 3,429,847.80-4,733,480.70-1,902,447

Finding the Fourth Proportional to 3,429,847.80, 4,733,480.70 and 1,902,447

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Solution

The fourth proportional to 3,429,847.80, 4,733,480.70 and 1,902,447 is: 2,625,538.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429,847.80 : 4,733,480.70 = 1,902,447 : x
  2. Step 2: Convert to fraction form
    3,429,847.80/4,733,480.70 = 1,902,447/x
  3. Step 3: Cross multiply
    3,429,847.80x = 4,733,480.70 × 1,902,447
  4. Step 4: Simplify right side
    3,429,847.80x = 9,005,196,157,272.90
  5. Step 5: Solve for x
    x = 9,005,196,157,272.90/3,429,847.80
  6. Step 6: Final answer
    x = 2,625,538.12

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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.