Home / 1,574,456.60-2,362,851.30-628,506.20

Finding the Fourth Proportional to 1,574,456.60, 2,362,851.30 and 628,506.20

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Solution

The fourth proportional to 1,574,456.60, 2,362,851.30 and 628,506.20 is: 943,224.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,456.60 : 2,362,851.30 = 628,506.20 : x
  2. Step 2: Convert to fraction form
    1,574,456.60/2,362,851.30 = 628,506.20/x
  3. Step 3: Cross multiply
    1,574,456.60x = 2,362,851.30 × 628,506.20
  4. Step 4: Simplify right side
    1,574,456.60x = 1,485,066,691,728.06
  5. Step 5: Solve for x
    x = 1,485,066,691,728.06/1,574,456.60
  6. Step 6: Final answer
    x = 943,224.91

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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.