Home / 1,123,846.70-1,685,770.05-651,746.30

Finding the Fourth Proportional to 1,123,846.70, 1,685,770.05 and 651,746.30

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Solution

The fourth proportional to 1,123,846.70, 1,685,770.05 and 651,746.30 is: 977,619.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,846.70 : 1,685,770.05 = 651,746.30 : x
  2. Step 2: Convert to fraction form
    1,123,846.70/1,685,770.05 = 651,746.30/x
  3. Step 3: Cross multiply
    1,123,846.70x = 1,685,770.05 × 651,746.30
  4. Step 4: Simplify right side
    1,123,846.70x = 1,098,694,392,738.32
  5. Step 5: Solve for x
    x = 1,098,694,392,738.32/1,123,846.70
  6. Step 6: Final answer
    x = 977,619.45

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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.