Home / 1,858,449.58-2,564,699.88-1,042,712.25

Finding the Fourth Proportional to 1,858,449.58, 2,564,699.88 and 1,042,712.25

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Solution

The fourth proportional to 1,858,449.58, 2,564,699.88 and 1,042,712.25 is: 1,438,965.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,858,449.58 : 2,564,699.88 = 1,042,712.25 : x
  2. Step 2: Convert to fraction form
    1,858,449.58/2,564,699.88 = 1,042,712.25/x
  3. Step 3: Cross multiply
    1,858,449.58x = 2,564,699.88 × 1,042,712.25
  4. Step 4: Simplify right side
    1,858,449.58x = 2,674,243,969,626.03
  5. Step 5: Solve for x
    x = 2,674,243,969,626.03/1,858,449.58
  6. Step 6: Final answer
    x = 1,438,965.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.