Home / 1,999,534.60-2,999,739.30-651,467.80

Finding the Fourth Proportional to 1,999,534.60, 2,999,739.30 and 651,467.80

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Solution

The fourth proportional to 1,999,534.60, 2,999,739.30 and 651,467.80 is: 977,344.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,534.60 : 2,999,739.30 = 651,467.80 : x
  2. Step 2: Convert to fraction form
    1,999,534.60/2,999,739.30 = 651,467.80/x
  3. Step 3: Cross multiply
    1,999,534.60x = 2,999,739.30 × 651,467.80
  4. Step 4: Simplify right side
    1,999,534.60x = 1,954,233,562,344.54
  5. Step 5: Solve for x
    x = 1,954,233,562,344.54/1,999,534.60
  6. Step 6: Final answer
    x = 977,344.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.