Home / 2,912,410.20-4,367,448.90-1,018,176.60

Finding the Fourth Proportional to 2,912,410.20, 4,367,448.90 and 1,018,176.60

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Solution

The fourth proportional to 2,912,410.20, 4,367,448.90 and 1,018,176.60 is: 1,526,857.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,410.20 : 4,367,448.90 = 1,018,176.60 : x
  2. Step 2: Convert to fraction form
    2,912,410.20/4,367,448.90 = 1,018,176.60/x
  3. Step 3: Cross multiply
    2,912,410.20x = 4,367,448.90 × 1,018,176.60
  4. Step 4: Simplify right side
    2,912,410.20x = 4,446,834,271,675.74
  5. Step 5: Solve for x
    x = 4,446,834,271,675.74/2,912,410.20
  6. Step 6: Final answer
    x = 1,526,857.13

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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.