Home / 1,927,904.10-2,889,782.55-729,363.30

Finding the Fourth Proportional to 1,927,904.10, 2,889,782.55 and 729,363.30

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Solution

The fourth proportional to 1,927,904.10, 2,889,782.55 and 729,363.30 is: 1,093,260.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,904.10 : 2,889,782.55 = 729,363.30 : x
  2. Step 2: Convert to fraction form
    1,927,904.10/2,889,782.55 = 729,363.30/x
  3. Step 3: Cross multiply
    1,927,904.10x = 2,889,782.55 × 729,363.30
  4. Step 4: Simplify right side
    1,927,904.10x = 2,107,701,336,950.42
  5. Step 5: Solve for x
    x = 2,107,701,336,950.42/1,927,904.10
  6. Step 6: Final answer
    x = 1,093,260.47

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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.