Home / 1,006,828.56-1,389,110.52-571,174.08

Finding the Fourth Proportional to 1,006,828.56, 1,389,110.52 and 571,174.08

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Solution

The fourth proportional to 1,006,828.56, 1,389,110.52 and 571,174.08 is: 788,042.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,006,828.56 : 1,389,110.52 = 571,174.08 : x
  2. Step 2: Convert to fraction form
    1,006,828.56/1,389,110.52 = 571,174.08/x
  3. Step 3: Cross multiply
    1,006,828.56x = 1,389,110.52 × 571,174.08
  4. Step 4: Simplify right side
    1,006,828.56x = 793,423,923,279.32
  5. Step 5: Solve for x
    x = 793,423,923,279.32/1,006,828.56
  6. Step 6: Final answer
    x = 788,042.73

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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.