Home / 1,553,782.08-2,144,277.48-856,091.64

Finding the Fourth Proportional to 1,553,782.08, 2,144,277.48 and 856,091.64

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Solution

The fourth proportional to 1,553,782.08, 2,144,277.48 and 856,091.64 is: 1,181,438.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,553,782.08 : 2,144,277.48 = 856,091.64 : x
  2. Step 2: Convert to fraction form
    1,553,782.08/2,144,277.48 = 856,091.64/x
  3. Step 3: Cross multiply
    1,553,782.08x = 2,144,277.48 × 856,091.64
  4. Step 4: Simplify right side
    1,553,782.08x = 1,835,698,024,468.27
  5. Step 5: Solve for x
    x = 1,835,698,024,468.27/1,553,782.08
  6. Step 6: Final answer
    x = 1,181,438.54

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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.