Home / 2,009,581.80-3,014,324.10-1,210,257.60

Finding the Fourth Proportional to 2,009,581.80, 3,014,324.10 and 1,210,257.60

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Solution

The fourth proportional to 2,009,581.80, 3,014,324.10 and 1,210,257.60 is: 1,815,357.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,581.80 : 3,014,324.10 = 1,210,257.60 : x
  2. Step 2: Convert to fraction form
    2,009,581.80/3,014,324.10 = 1,210,257.60/x
  3. Step 3: Cross multiply
    2,009,581.80x = 3,014,324.10 × 1,210,257.60
  4. Step 4: Simplify right side
    2,009,581.80x = 3,648,108,650,888.16
  5. Step 5: Solve for x
    x = 3,648,108,650,888.16/2,009,581.80
  6. Step 6: Final answer
    x = 1,815,357.13

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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.