Home / 984,959.70-1,477,439.55-860,543.70

Finding the Fourth Proportional to 984,959.70, 1,477,439.55 and 860,543.70

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Solution

The fourth proportional to 984,959.70, 1,477,439.55 and 860,543.70 is: 1,290,815.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,959.70 : 1,477,439.55 = 860,543.70 : x
  2. Step 2: Convert to fraction form
    984,959.70/1,477,439.55 = 860,543.70/x
  3. Step 3: Cross multiply
    984,959.70x = 1,477,439.55 × 860,543.70
  4. Step 4: Simplify right side
    984,959.70x = 1,271,401,296,883.34
  5. Step 5: Solve for x
    x = 1,271,401,296,883.34/984,959.70
  6. Step 6: Final answer
    x = 1,290,815.55

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Similar ratio
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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.