Home / 1,688,194.33-2,329,930.04-962,875.78

Finding the Fourth Proportional to 1,688,194.33, 2,329,930.04 and 962,875.78

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Solution

The fourth proportional to 1,688,194.33, 2,329,930.04 and 962,875.78 is: 1,328,895.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,194.33 : 2,329,930.04 = 962,875.78 : x
  2. Step 2: Convert to fraction form
    1,688,194.33/2,329,930.04 = 962,875.78/x
  3. Step 3: Cross multiply
    1,688,194.33x = 2,329,930.04 × 962,875.78
  4. Step 4: Simplify right side
    1,688,194.33x = 2,243,433,199,796.05
  5. Step 5: Solve for x
    x = 2,243,433,199,796.05/1,688,194.33
  6. Step 6: Final answer
    x = 1,328,895.12

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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.