Home / 2,070,206.01-3,105,130.55-1,260,380.70

Finding the Fourth Proportional to 2,070,206.01, 3,105,130.55 and 1,260,380.70

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Solution

The fourth proportional to 2,070,206.01, 3,105,130.55 and 1,260,380.70 is: 1,890,462.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,070,206.01 : 3,105,130.55 = 1,260,380.70 : x
  2. Step 2: Convert to fraction form
    2,070,206.01/3,105,130.55 = 1,260,380.70/x
  3. Step 3: Cross multiply
    2,070,206.01x = 3,105,130.55 × 1,260,380.70
  4. Step 4: Simplify right side
    2,070,206.01x = 3,913,646,609,898.48
  5. Step 5: Solve for x
    x = 3,913,646,609,898.48/2,070,206.01
  6. Step 6: Final answer
    x = 1,890,462.39

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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.