Home / 1,958,478.76-2,935,355.82-1,011,333.16

Finding the Fourth Proportional to 1,958,478.76, 2,935,355.82 and 1,011,333.16

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Solution

The fourth proportional to 1,958,478.76, 2,935,355.82 and 1,011,333.16 is: 1,515,779.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958,478.76 : 2,935,355.82 = 1,011,333.16 : x
  2. Step 2: Convert to fraction form
    1,958,478.76/2,935,355.82 = 1,011,333.16/x
  3. Step 3: Cross multiply
    1,958,478.76x = 2,935,355.82 × 1,011,333.16
  4. Step 4: Simplify right side
    1,958,478.76x = 2,968,622,677,164.99
  5. Step 5: Solve for x
    x = 2,968,622,677,164.99/1,958,478.76
  6. Step 6: Final answer
    x = 1,515,779.87

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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.