Home / 2,281,490.21-3,148,456.55-1,262,894.96

Finding the Fourth Proportional to 2,281,490.21, 3,148,456.55 and 1,262,894.96

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Solution

The fourth proportional to 2,281,490.21, 3,148,456.55 and 1,262,894.96 is: 1,742,795.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,490.21 : 3,148,456.55 = 1,262,894.96 : x
  2. Step 2: Convert to fraction form
    2,281,490.21/3,148,456.55 = 1,262,894.96/x
  3. Step 3: Cross multiply
    2,281,490.21x = 3,148,456.55 × 1,262,894.96
  4. Step 4: Simplify right side
    2,281,490.21x = 3,976,169,886,717.23
  5. Step 5: Solve for x
    x = 3,976,169,886,717.23/2,281,490.21
  6. Step 6: Final answer
    x = 1,742,795.07

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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.