Home / 1,003,963.08-1,505,502.54-471,635.40

Finding the Fourth Proportional to 1,003,963.08, 1,505,502.54 and 471,635.40

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Solution

The fourth proportional to 1,003,963.08, 1,505,502.54 and 471,635.40 is: 707,245.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,003,963.08 : 1,505,502.54 = 471,635.40 : x
  2. Step 2: Convert to fraction form
    1,003,963.08/1,505,502.54 = 471,635.40/x
  3. Step 3: Cross multiply
    1,003,963.08x = 1,505,502.54 × 471,635.40
  4. Step 4: Simplify right side
    1,003,963.08x = 710,048,292,653.92
  5. Step 5: Solve for x
    x = 710,048,292,653.92/1,003,963.08
  6. Step 6: Final answer
    x = 707,245.42

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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.