Home / 1,169,106-1,748,592.99-688,187.67

Finding the Fourth Proportional to 1,169,106, 1,748,592.99 and 688,187.67

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Solution

The fourth proportional to 1,169,106, 1,748,592.99 and 688,187.67 is: 1,029,299.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,169,106 : 1,748,592.99 = 688,187.67 : x
  2. Step 2: Convert to fraction form
    1,169,106/1,748,592.99 = 688,187.67/x
  3. Step 3: Cross multiply
    1,169,106x = 1,748,592.99 × 688,187.67
  4. Step 4: Simplify right side
    1,169,106x = 1,203,360,135,566.43
  5. Step 5: Solve for x
    x = 1,203,360,135,566.43/1,169,106
  6. Step 6: Final answer
    x = 1,029,299.43

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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.