Home / 1,054,074.77-1,581,106.47-255,355.91

Finding the Fourth Proportional to 1,054,074.77, 1,581,106.47 and 255,355.91

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Solution

The fourth proportional to 1,054,074.77, 1,581,106.47 and 255,355.91 is: 383,032.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,074.77 : 1,581,106.47 = 255,355.91 : x
  2. Step 2: Convert to fraction form
    1,054,074.77/1,581,106.47 = 255,355.91/x
  3. Step 3: Cross multiply
    1,054,074.77x = 1,581,106.47 × 255,355.91
  4. Step 4: Simplify right side
    1,054,074.77x = 403,744,873,548.21
  5. Step 5: Solve for x
    x = 403,744,873,548.21/1,054,074.77
  6. Step 6: Final answer
    x = 383,032.48

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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.