Home / 1,211,293.58-1,817,779.50-481,742.06

Finding the Fourth Proportional to 1,211,293.58, 1,817,779.50 and 481,742.06

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Solution

The fourth proportional to 1,211,293.58, 1,817,779.50 and 481,742.06 is: 722,946.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,293.58 : 1,817,779.50 = 481,742.06 : x
  2. Step 2: Convert to fraction form
    1,211,293.58/1,817,779.50 = 481,742.06/x
  3. Step 3: Cross multiply
    1,211,293.58x = 1,817,779.50 × 481,742.06
  4. Step 4: Simplify right side
    1,211,293.58x = 875,700,831,866.87
  5. Step 5: Solve for x
    x = 875,700,831,866.87/1,211,293.58
  6. Step 6: Final answer
    x = 722,946.81

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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.