Home / 1,553,928.98-2,330,890.22-489,064.10

Finding the Fourth Proportional to 1,553,928.98, 2,330,890.22 and 489,064.10

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Solution

The fourth proportional to 1,553,928.98, 2,330,890.22 and 489,064.10 is: 733,595.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,928.98 : 2,330,890.22 = 489,064.10 : x
  2. Step 2: Convert to fraction form
    1,553,928.98/2,330,890.22 = 489,064.10/x
  3. Step 3: Cross multiply
    1,553,928.98x = 2,330,890.22 × 489,064.10
  4. Step 4: Simplify right side
    1,553,928.98x = 1,139,954,727,643.10
  5. Step 5: Solve for x
    x = 1,139,954,727,643.10/1,553,928.98
  6. Step 6: Final answer
    x = 733,595.13

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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.