Home / 1,574,462.60-2,362,860.30-628,512.20

Finding the Fourth Proportional to 1,574,462.60, 2,362,860.30 and 628,512.20

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Solution

The fourth proportional to 1,574,462.60, 2,362,860.30 and 628,512.20 is: 943,233.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,462.60 : 2,362,860.30 = 628,512.20 : x
  2. Step 2: Convert to fraction form
    1,574,462.60/2,362,860.30 = 628,512.20/x
  3. Step 3: Cross multiply
    1,574,462.60x = 2,362,860.30 × 628,512.20
  4. Step 4: Simplify right side
    1,574,462.60x = 1,485,086,525,445.66
  5. Step 5: Solve for x
    x = 1,485,086,525,445.66/1,574,462.60
  6. Step 6: Final answer
    x = 943,233.92

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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.