Home / 1,500,569-2,251,211.52-489,692.84

Finding the Fourth Proportional to 1,500,569, 2,251,211.52 and 489,692.84

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Solution

The fourth proportional to 1,500,569, 2,251,211.52 and 489,692.84 is: 734,656.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,500,569 : 2,251,211.52 = 489,692.84 : x
  2. Step 2: Convert to fraction form
    1,500,569/2,251,211.52 = 489,692.84/x
  3. Step 3: Cross multiply
    1,500,569x = 2,251,211.52 × 489,692.84
  4. Step 4: Simplify right side
    1,500,569x = 1,102,402,162,669.52
  5. Step 5: Solve for x
    x = 1,102,402,162,669.52/1,500,569
  6. Step 6: Final answer
    x = 734,656.10

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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.