Home / 1,574,691.80-2,362,620.90-628,741.40

Finding the Fourth Proportional to 1,574,691.80, 2,362,620.90 and 628,741.40

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Solution

The fourth proportional to 1,574,691.80, 2,362,620.90 and 628,741.40 is: 943,344.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,691.80 : 2,362,620.90 = 628,741.40 : x
  2. Step 2: Convert to fraction form
    1,574,691.80/2,362,620.90 = 628,741.40/x
  3. Step 3: Cross multiply
    1,574,691.80x = 2,362,620.90 × 628,741.40
  4. Step 4: Simplify right side
    1,574,691.80x = 1,485,477,572,335.26
  5. Step 5: Solve for x
    x = 1,485,477,572,335.26/1,574,691.80
  6. Step 6: Final answer
    x = 943,344.96

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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.