Home / 1,054,263.98-1,581,396.18-380,345.06

Finding the Fourth Proportional to 1,054,263.98, 1,581,396.18 and 380,345.06

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Solution

The fourth proportional to 1,054,263.98, 1,581,396.18 and 380,345.06 is: 570,517.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,263.98 : 1,581,396.18 = 380,345.06 : x
  2. Step 2: Convert to fraction form
    1,054,263.98/1,581,396.18 = 380,345.06/x
  3. Step 3: Cross multiply
    1,054,263.98x = 1,581,396.18 × 380,345.06
  4. Step 4: Simplify right side
    1,054,263.98x = 601,476,215,157.17
  5. Step 5: Solve for x
    x = 601,476,215,157.17/1,054,263.98
  6. Step 6: Final answer
    x = 570,517.66

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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.