Home / 1,126,582.19-1,688,911-416,477.87

Finding the Fourth Proportional to 1,126,582.19, 1,688,911 and 416,477.87

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Solution

The fourth proportional to 1,126,582.19, 1,688,911 and 416,477.87 is: 624,361.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,582.19 : 1,688,911 = 416,477.87 : x
  2. Step 2: Convert to fraction form
    1,126,582.19/1,688,911 = 416,477.87/x
  3. Step 3: Cross multiply
    1,126,582.19x = 1,688,911 × 416,477.87
  4. Step 4: Simplify right side
    1,126,582.19x = 703,394,055,899.57
  5. Step 5: Solve for x
    x = 703,394,055,899.57/1,126,582.19
  6. Step 6: Final answer
    x = 624,361.06

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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.