Home / 2,988,405.23-4,484,762.10-1,190,248.43

Finding the Fourth Proportional to 2,988,405.23, 4,484,762.10 and 1,190,248.43

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Solution

The fourth proportional to 2,988,405.23, 4,484,762.10 and 1,190,248.43 is: 1,786,230.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,988,405.23 : 4,484,762.10 = 1,190,248.43 : x
  2. Step 2: Convert to fraction form
    2,988,405.23/4,484,762.10 = 1,190,248.43/x
  3. Step 3: Cross multiply
    2,988,405.23x = 4,484,762.10 × 1,190,248.43
  4. Step 4: Simplify right side
    2,988,405.23x = 5,337,981,026,024.69
  5. Step 5: Solve for x
    x = 5,337,981,026,024.69/2,988,405.23
  6. Step 6: Final answer
    x = 1,786,230.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.