Home / 2,488,828.20-3,733,703.10-805,986.60

Finding the Fourth Proportional to 2,488,828.20, 3,733,703.10 and 805,986.60

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Solution

The fourth proportional to 2,488,828.20, 3,733,703.10 and 805,986.60 is: 1,209,129.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,488,828.20 : 3,733,703.10 = 805,986.60 : x
  2. Step 2: Convert to fraction form
    2,488,828.20/3,733,703.10 = 805,986.60/x
  3. Step 3: Cross multiply
    2,488,828.20x = 3,733,703.10 × 805,986.60
  4. Step 4: Simplify right side
    2,488,828.20x = 3,009,314,666,978.46
  5. Step 5: Solve for x
    x = 3,009,314,666,978.46/2,488,828.20
  6. Step 6: Final answer
    x = 1,209,129.13

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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.