Home / 1,626,908.06-2,439,870.62-489,368.21

Finding the Fourth Proportional to 1,626,908.06, 2,439,870.62 and 489,368.21

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Solution

The fourth proportional to 1,626,908.06, 2,439,870.62 and 489,368.21 is: 733,904.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,908.06 : 2,439,870.62 = 489,368.21 : x
  2. Step 2: Convert to fraction form
    1,626,908.06/2,439,870.62 = 489,368.21/x
  3. Step 3: Cross multiply
    1,626,908.06x = 2,439,870.62 × 489,368.21
  4. Step 4: Simplify right side
    1,626,908.06x = 1,193,995,103,294.80
  5. Step 5: Solve for x
    x = 1,193,995,103,294.80/1,626,908.06
  6. Step 6: Final answer
    x = 733,904.47

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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.