Home / 1,688,205.58-2,329,945.56-962,887.03

Finding the Fourth Proportional to 1,688,205.58, 2,329,945.56 and 962,887.03

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Solution

The fourth proportional to 1,688,205.58, 2,329,945.56 and 962,887.03 is: 1,328,910.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,688,205.58 : 2,329,945.56 = 962,887.03 : x
  2. Step 2: Convert to fraction form
    1,688,205.58/2,329,945.56 = 962,887.03/x
  3. Step 3: Cross multiply
    1,688,205.58x = 2,329,945.56 × 962,887.03
  4. Step 4: Simplify right side
    1,688,205.58x = 2,243,474,354,505.22
  5. Step 5: Solve for x
    x = 2,243,474,354,505.22/1,688,205.58
  6. Step 6: Final answer
    x = 1,328,910.64

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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.