Home / 1,346,029.56-2,019,045.20-399,391.92

Finding the Fourth Proportional to 1,346,029.56, 2,019,045.20 and 399,391.92

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Solution

The fourth proportional to 1,346,029.56, 2,019,045.20 and 399,391.92 is: 599,088.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,346,029.56 : 2,019,045.20 = 399,391.92 : x
  2. Step 2: Convert to fraction form
    1,346,029.56/2,019,045.20 = 399,391.92/x
  3. Step 3: Cross multiply
    1,346,029.56x = 2,019,045.20 × 399,391.92
  4. Step 4: Simplify right side
    1,346,029.56x = 806,390,336,997.82
  5. Step 5: Solve for x
    x = 806,390,336,997.82/1,346,029.56
  6. Step 6: Final answer
    x = 599,088.13

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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.