Home / 3,432,467.25-4,736,804.81-1,904,820.21

Finding the Fourth Proportional to 3,432,467.25, 4,736,804.81 and 1,904,820.21

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Solution

The fourth proportional to 3,432,467.25, 4,736,804.81 and 1,904,820.21 is: 2,628,651.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432,467.25 : 4,736,804.81 = 1,904,820.21 : x
  2. Step 2: Convert to fraction form
    3,432,467.25/4,736,804.81 = 1,904,820.21/x
  3. Step 3: Cross multiply
    3,432,467.25x = 4,736,804.81 × 1,904,820.21
  4. Step 4: Simplify right side
    3,432,467.25x = 9,022,761,523,389.11
  5. Step 5: Solve for x
    x = 9,022,761,523,389.11/3,432,467.25
  6. Step 6: Final answer
    x = 2,628,651.89

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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.