Home / 1,777,918.50-2,453,538.46-1,042,722.91

Finding the Fourth Proportional to 1,777,918.50, 2,453,538.46 and 1,042,722.91

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Solution

The fourth proportional to 1,777,918.50, 2,453,538.46 and 1,042,722.91 is: 1,438,964.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,777,918.50 : 2,453,538.46 = 1,042,722.91 : x
  2. Step 2: Convert to fraction form
    1,777,918.50/2,453,538.46 = 1,042,722.91/x
  3. Step 3: Cross multiply
    1,777,918.50x = 2,453,538.46 × 1,042,722.91
  4. Step 4: Simplify right side
    1,777,918.50x = 2,558,360,762,808.12
  5. Step 5: Solve for x
    x = 2,558,360,762,808.12/1,777,918.50
  6. Step 6: Final answer
    x = 1,438,964.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.