Home / 1,192,430.31-1,645,506.55-648,565.33

Finding the Fourth Proportional to 1,192,430.31, 1,645,506.55 and 648,565.33

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Solution

The fourth proportional to 1,192,430.31, 1,645,506.55 and 648,565.33 is: 894,994.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,430.31 : 1,645,506.55 = 648,565.33 : x
  2. Step 2: Convert to fraction form
    1,192,430.31/1,645,506.55 = 648,565.33/x
  3. Step 3: Cross multiply
    1,192,430.31x = 1,645,506.55 × 648,565.33
  4. Step 4: Simplify right side
    1,192,430.31x = 1,067,218,494,752.00
  5. Step 5: Solve for x
    x = 1,067,218,494,752.00/1,192,430.31
  6. Step 6: Final answer
    x = 894,994.44

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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.