Home / 2,091,203.30-3,129,806.55-1,461,347.30

Finding the Fourth Proportional to 2,091,203.30, 3,129,806.55 and 1,461,347.30

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Solution

The fourth proportional to 2,091,203.30, 3,129,806.55 and 1,461,347.30 is: 2,187,130.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091,203.30 : 3,129,806.55 = 1,461,347.30 : x
  2. Step 2: Convert to fraction form
    2,091,203.30/3,129,806.55 = 1,461,347.30/x
  3. Step 3: Cross multiply
    2,091,203.30x = 3,129,806.55 × 1,461,347.30
  4. Step 4: Simplify right side
    2,091,203.30x = 4,573,734,351,364.81
  5. Step 5: Solve for x
    x = 4,573,734,351,364.81/2,091,203.30
  6. Step 6: Final answer
    x = 2,187,130.42

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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.