Home / 1,574,661.30-2,362,575.15-628,710.90

Finding the Fourth Proportional to 1,574,661.30, 2,362,575.15 and 628,710.90

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Solution

The fourth proportional to 1,574,661.30, 2,362,575.15 and 628,710.90 is: 943,299.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,574,661.30 : 2,362,575.15 = 628,710.90 : x
  2. Step 2: Convert to fraction form
    1,574,661.30/2,362,575.15 = 628,710.90/x
  3. Step 3: Cross multiply
    1,574,661.30x = 2,362,575.15 × 628,710.90
  4. Step 4: Simplify right side
    1,574,661.30x = 1,485,376,748,874.14
  5. Step 5: Solve for x
    x = 1,485,376,748,874.14/1,574,661.30
  6. Step 6: Final answer
    x = 943,299.20

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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.