Home / 1,909,054.10-2,863,516.35-489,124.10

Finding the Fourth Proportional to 1,909,054.10, 2,863,516.35 and 489,124.10

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Solution

The fourth proportional to 1,909,054.10, 2,863,516.35 and 489,124.10 is: 733,669.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,054.10 : 2,863,516.35 = 489,124.10 : x
  2. Step 2: Convert to fraction form
    1,909,054.10/2,863,516.35 = 489,124.10/x
  3. Step 3: Cross multiply
    1,909,054.10x = 2,863,516.35 × 489,124.10
  4. Step 4: Simplify right side
    1,909,054.10x = 1,400,614,857,529.03
  5. Step 5: Solve for x
    x = 1,400,614,857,529.03/1,909,054.10
  6. Step 6: Final answer
    x = 733,669.55

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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.