Home / 1,296,063.40-1,946,168.70-980,876.20

Finding the Fourth Proportional to 1,296,063.40, 1,946,168.70 and 980,876.20

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Solution

The fourth proportional to 1,296,063.40, 1,946,168.70 and 980,876.20 is: 1,472,883.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,063.40 : 1,946,168.70 = 980,876.20 : x
  2. Step 2: Convert to fraction form
    1,296,063.40/1,946,168.70 = 980,876.20/x
  3. Step 3: Cross multiply
    1,296,063.40x = 1,946,168.70 × 980,876.20
  4. Step 4: Simplify right side
    1,296,063.40x = 1,908,950,559,014.94
  5. Step 5: Solve for x
    x = 1,908,950,559,014.94/1,296,063.40
  6. Step 6: Final answer
    x = 1,472,883.63

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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.