Home / 1,126,734.18-1,688,920.23-416,309.10

Finding the Fourth Proportional to 1,126,734.18, 1,688,920.23 and 416,309.10

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Solution

The fourth proportional to 1,126,734.18, 1,688,920.23 and 416,309.10 is: 624,027.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,734.18 : 1,688,920.23 = 416,309.10 : x
  2. Step 2: Convert to fraction form
    1,126,734.18/1,688,920.23 = 416,309.10/x
  3. Step 3: Cross multiply
    1,126,734.18x = 1,688,920.23 × 416,309.10
  4. Step 4: Simplify right side
    1,126,734.18x = 703,112,860,923.09
  5. Step 5: Solve for x
    x = 703,112,860,923.09/1,126,734.18
  6. Step 6: Final answer
    x = 624,027.28

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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.