Home / 3,289,298.68-4,537,409.77-1,912,490.18

Finding the Fourth Proportional to 3,289,298.68, 4,537,409.77 and 1,912,490.18

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Solution

The fourth proportional to 3,289,298.68, 4,537,409.77 and 1,912,490.18 is: 2,638,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,289,298.68 : 4,537,409.77 = 1,912,490.18 : x
  2. Step 2: Convert to fraction form
    3,289,298.68/4,537,409.77 = 1,912,490.18/x
  3. Step 3: Cross multiply
    3,289,298.68x = 4,537,409.77 × 1,912,490.18
  4. Step 4: Simplify right side
    3,289,298.68x = 8,677,751,610,031.18
  5. Step 5: Solve for x
    x = 8,677,751,610,031.18/3,289,298.68
  6. Step 6: Final answer
    x = 2,638,176.85

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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.