Home / 1,557,764.70-2,336,647.05-956,777.10

Finding the Fourth Proportional to 1,557,764.70, 2,336,647.05 and 956,777.10

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Solution

The fourth proportional to 1,557,764.70, 2,336,647.05 and 956,777.10 is: 1,435,165.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,557,764.70 : 2,336,647.05 = 956,777.10 : x
  2. Step 2: Convert to fraction form
    1,557,764.70/2,336,647.05 = 956,777.10/x
  3. Step 3: Cross multiply
    1,557,764.70x = 2,336,647.05 × 956,777.10
  4. Step 4: Simplify right side
    1,557,764.70x = 2,235,650,388,222.55
  5. Step 5: Solve for x
    x = 2,235,650,388,222.55/1,557,764.70
  6. Step 6: Final answer
    x = 1,435,165.65

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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.