Home / 3,210,518.32-4,430,558.46-1,760,210.26

Finding the Fourth Proportional to 3,210,518.32, 4,430,558.46 and 1,760,210.26

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Solution

The fourth proportional to 3,210,518.32, 4,430,558.46 and 1,760,210.26 is: 2,429,113.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,518.32 : 4,430,558.46 = 1,760,210.26 : x
  2. Step 2: Convert to fraction form
    3,210,518.32/4,430,558.46 = 1,760,210.26/x
  3. Step 3: Cross multiply
    3,210,518.32x = 4,430,558.46 × 1,760,210.26
  4. Step 4: Simplify right side
    3,210,518.32x = 7,798,714,458,821.80
  5. Step 5: Solve for x
    x = 7,798,714,458,821.80/3,210,518.32
  6. Step 6: Final answer
    x = 2,429,113.83

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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.