Home / 3,020,995.70-4,531,487.87-892,574.90

Finding the Fourth Proportional to 3,020,995.70, 4,531,487.87 and 892,574.90

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Solution

The fourth proportional to 3,020,995.70, 4,531,487.87 and 892,574.90 is: 1,338,860.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,995.70 : 4,531,487.87 = 892,574.90 : x
  2. Step 2: Convert to fraction form
    3,020,995.70/4,531,487.87 = 892,574.90/x
  3. Step 3: Cross multiply
    3,020,995.70x = 4,531,487.87 × 892,574.90
  4. Step 4: Simplify right side
    3,020,995.70x = 4,044,692,311,990.46
  5. Step 5: Solve for x
    x = 4,044,692,311,990.46/3,020,995.70
  6. Step 6: Final answer
    x = 1,338,860.67

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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.