Home / 1,429,285.55-2,133,647.24-1,224,678.44

Finding the Fourth Proportional to 1,429,285.55, 2,133,647.24 and 1,224,678.44

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Solution

The fourth proportional to 1,429,285.55, 2,133,647.24 and 1,224,678.44 is: 1,828,208.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,429,285.55 : 2,133,647.24 = 1,224,678.44 : x
  2. Step 2: Convert to fraction form
    1,429,285.55/2,133,647.24 = 1,224,678.44/x
  3. Step 3: Cross multiply
    1,429,285.55x = 2,133,647.24 × 1,224,678.44
  4. Step 4: Simplify right side
    1,429,285.55x = 2,613,031,756,601.88
  5. Step 5: Solve for x
    x = 2,613,031,756,601.88/1,429,285.55
  6. Step 6: Final answer
    x = 1,828,208.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.