Home / 1,144,041.19-1,578,795.26-660,648.58

Finding the Fourth Proportional to 1,144,041.19, 1,578,795.26 and 660,648.58

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Solution

The fourth proportional to 1,144,041.19, 1,578,795.26 and 660,648.58 is: 911,705.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,144,041.19 : 1,578,795.26 = 660,648.58 : x
  2. Step 2: Convert to fraction form
    1,144,041.19/1,578,795.26 = 660,648.58/x
  3. Step 3: Cross multiply
    1,144,041.19x = 1,578,795.26 × 660,648.58
  4. Step 4: Simplify right side
    1,144,041.19x = 1,043,028,839,379.50
  5. Step 5: Solve for x
    x = 1,043,028,839,379.50/1,144,041.19
  6. Step 6: Final answer
    x = 911,705.67

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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.