Home / 1,745,789.78-2,408,828.64-1,020,497.24

Finding the Fourth Proportional to 1,745,789.78, 2,408,828.64 and 1,020,497.24

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Solution

The fourth proportional to 1,745,789.78, 2,408,828.64 and 1,020,497.24 is: 1,408,075.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745,789.78 : 2,408,828.64 = 1,020,497.24 : x
  2. Step 2: Convert to fraction form
    1,745,789.78/2,408,828.64 = 1,020,497.24/x
  3. Step 3: Cross multiply
    1,745,789.78x = 2,408,828.64 × 1,020,497.24
  4. Step 4: Simplify right side
    1,745,789.78x = 2,458,202,978,752.95
  5. Step 5: Solve for x
    x = 2,458,202,978,752.95/1,745,789.78
  6. Step 6: Final answer
    x = 1,408,075.02

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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.