Home / 3,098,645.48-4,275,467.45-1,808,900.51

Finding the Fourth Proportional to 3,098,645.48, 4,275,467.45 and 1,808,900.51

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Solution

The fourth proportional to 3,098,645.48, 4,275,467.45 and 1,808,900.51 is: 2,495,895.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,645.48 : 4,275,467.45 = 1,808,900.51 : x
  2. Step 2: Convert to fraction form
    3,098,645.48/4,275,467.45 = 1,808,900.51/x
  3. Step 3: Cross multiply
    3,098,645.48x = 4,275,467.45 × 1,808,900.51
  4. Step 4: Simplify right side
    3,098,645.48x = 7,733,895,227,154.94
  5. Step 5: Solve for x
    x = 7,733,895,227,154.94/3,098,645.48
  6. Step 6: Final answer
    x = 2,495,895.47

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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.