Home / 1,131,024.74-1,560,774.62-621,723.47

Finding the Fourth Proportional to 1,131,024.74, 1,560,774.62 and 621,723.47

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Solution

The fourth proportional to 1,131,024.74, 1,560,774.62 and 621,723.47 is: 857,956.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,024.74 : 1,560,774.62 = 621,723.47 : x
  2. Step 2: Convert to fraction form
    1,131,024.74/1,560,774.62 = 621,723.47/x
  3. Step 3: Cross multiply
    1,131,024.74x = 1,560,774.62 × 621,723.47
  4. Step 4: Simplify right side
    1,131,024.74x = 970,370,206,384.77
  5. Step 5: Solve for x
    x = 970,370,206,384.77/1,131,024.74
  6. Step 6: Final answer
    x = 857,956.66

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1.5x scale

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.