Home / 1,054,054.60-1,454,595.83-570,619.73

Finding the Fourth Proportional to 1,054,054.60, 1,454,595.83 and 570,619.73

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Solution

The fourth proportional to 1,054,054.60, 1,454,595.83 and 570,619.73 is: 787,455.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,054.60 : 1,454,595.83 = 570,619.73 : x
  2. Step 2: Convert to fraction form
    1,054,054.60/1,454,595.83 = 570,619.73/x
  3. Step 3: Cross multiply
    1,054,054.60x = 1,454,595.83 × 570,619.73
  4. Step 4: Simplify right side
    1,054,054.60x = 830,021,082,696.94
  5. Step 5: Solve for x
    x = 830,021,082,696.94/1,054,054.60
  6. Step 6: Final answer
    x = 787,455.49

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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.