Home / 1,735,647.90-2,592,917.12-1,123,449.21

Finding the Fourth Proportional to 1,735,647.90, 2,592,917.12 and 1,123,449.21

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Solution

The fourth proportional to 1,735,647.90, 2,592,917.12 and 1,123,449.21 is: 1,678,341.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,735,647.90 : 2,592,917.12 = 1,123,449.21 : x
  2. Step 2: Convert to fraction form
    1,735,647.90/2,592,917.12 = 1,123,449.21/x
  3. Step 3: Cross multiply
    1,735,647.90x = 2,592,917.12 × 1,123,449.21
  4. Step 4: Simplify right side
    1,735,647.90x = 2,913,010,684,442.23
  5. Step 5: Solve for x
    x = 2,913,010,684,442.23/1,735,647.90
  6. Step 6: Final answer
    x = 1,678,341.95

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.