Home / 2,211,361.23-3,316,881.81-695,477.79

Finding the Fourth Proportional to 2,211,361.23, 3,316,881.81 and 695,477.79

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Solution

The fourth proportional to 2,211,361.23, 3,316,881.81 and 695,477.79 is: 1,043,166.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,211,361.23 : 3,316,881.81 = 695,477.79 : x
  2. Step 2: Convert to fraction form
    2,211,361.23/3,316,881.81 = 695,477.79/x
  3. Step 3: Cross multiply
    2,211,361.23x = 3,316,881.81 × 695,477.79
  4. Step 4: Simplify right side
    2,211,361.23x = 2,306,817,630,910
  5. Step 5: Solve for x
    x = 2,306,817,630,910/2,211,361.23
  6. Step 6: Final answer
    x = 1,043,166.35

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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.