Home / 2,970,013.70-4,455,020.55-1,773,287.30

Finding the Fourth Proportional to 2,970,013.70, 4,455,020.55 and 1,773,287.30

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Solution

The fourth proportional to 2,970,013.70, 4,455,020.55 and 1,773,287.30 is: 2,659,930.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,013.70 : 4,455,020.55 = 1,773,287.30 : x
  2. Step 2: Convert to fraction form
    2,970,013.70/4,455,020.55 = 1,773,287.30/x
  3. Step 3: Cross multiply
    2,970,013.70x = 4,455,020.55 × 1,773,287.30
  4. Step 4: Simplify right side
    2,970,013.70x = 7,900,031,362,554.02
  5. Step 5: Solve for x
    x = 7,900,031,362,554.02/2,970,013.70
  6. Step 6: Final answer
    x = 2,659,930.95

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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.