Home / 1,688,268.78-2,330,033.22-962,950.20

Finding the Fourth Proportional to 1,688,268.78, 2,330,033.22 and 962,950.20

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Solution

The fourth proportional to 1,688,268.78, 2,330,033.22 and 962,950.20 is: 1,328,998.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,268.78 : 2,330,033.22 = 962,950.20 : x
  2. Step 2: Convert to fraction form
    1,688,268.78/2,330,033.22 = 962,950.20/x
  3. Step 3: Cross multiply
    1,688,268.78x = 2,330,033.22 × 962,950.20
  4. Step 4: Simplify right side
    1,688,268.78x = 2,243,705,955,205.64
  5. Step 5: Solve for x
    x = 2,243,705,955,205.64/1,688,268.78
  6. Step 6: Final answer
    x = 1,328,998.07

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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.