Home / 1,559,645.82-2,334,145.68-1,307,211.48

Finding the Fourth Proportional to 1,559,645.82, 2,334,145.68 and 1,307,211.48

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Solution

The fourth proportional to 1,559,645.82, 2,334,145.68 and 1,307,211.48 is: 1,956,355.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,559,645.82 : 2,334,145.68 = 1,307,211.48 : x
  2. Step 2: Convert to fraction form
    1,559,645.82/2,334,145.68 = 1,307,211.48/x
  3. Step 3: Cross multiply
    1,559,645.82x = 2,334,145.68 × 1,307,211.48
  4. Step 4: Simplify right side
    1,559,645.82x = 3,051,222,028,888.41
  5. Step 5: Solve for x
    x = 3,051,222,028,888.41/1,559,645.82
  6. Step 6: Final answer
    x = 1,956,355.72

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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.