Home / 1,574,695.60-2,362,043.40-628,745.20

Finding the Fourth Proportional to 1,574,695.60, 2,362,043.40 and 628,745.20

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Solution

The fourth proportional to 1,574,695.60, 2,362,043.40 and 628,745.20 is: 943,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,695.60 : 2,362,043.40 = 628,745.20 : x
  2. Step 2: Convert to fraction form
    1,574,695.60/2,362,043.40 = 628,745.20/x
  3. Step 3: Cross multiply
    1,574,695.60x = 2,362,043.40 × 628,745.20
  4. Step 4: Simplify right side
    1,574,695.60x = 1,485,123,449,941.68
  5. Step 5: Solve for x
    x = 1,485,123,449,941.68/1,574,695.60
  6. Step 6: Final answer
    x = 943,117.80

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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.