Home / 1,855,023.76-2,559,927.08-1,028,150.04

Finding the Fourth Proportional to 1,855,023.76, 2,559,927.08 and 1,028,150.04

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Solution

The fourth proportional to 1,855,023.76, 2,559,927.08 and 1,028,150.04 is: 1,418,843.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,855,023.76 : 2,559,927.08 = 1,028,150.04 : x
  2. Step 2: Convert to fraction form
    1,855,023.76/2,559,927.08 = 1,028,150.04/x
  3. Step 3: Cross multiply
    1,855,023.76x = 2,559,927.08 × 1,028,150.04
  4. Step 4: Simplify right side
    1,855,023.76x = 2,631,989,129,699.08
  5. Step 5: Solve for x
    x = 2,631,989,129,699.08/1,855,023.76
  6. Step 6: Final answer
    x = 1,418,843.89

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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.