Home / 1,574,697.30-2,362,629.15-628,746.90

Finding the Fourth Proportional to 1,574,697.30, 2,362,629.15 and 628,746.90

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Solution

The fourth proportional to 1,574,697.30, 2,362,629.15 and 628,746.90 is: 943,353.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,697.30 : 2,362,629.15 = 628,746.90 : x
  2. Step 2: Convert to fraction form
    1,574,697.30/2,362,629.15 = 628,746.90/x
  3. Step 3: Cross multiply
    1,574,697.30x = 2,362,629.15 × 628,746.90
  4. Step 4: Simplify right side
    1,574,697.30x = 1,485,495,753,912.14
  5. Step 5: Solve for x
    x = 1,485,495,753,912.14/1,574,697.30
  6. Step 6: Final answer
    x = 943,353.21

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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.