Home / 1,126,580.19-1,688,908.01-416,475.87

Finding the Fourth Proportional to 1,126,580.19, 1,688,908.01 and 416,475.87

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Solution

The fourth proportional to 1,126,580.19, 1,688,908.01 and 416,475.87 is: 624,358.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,580.19 : 1,688,908.01 = 416,475.87 : x
  2. Step 2: Convert to fraction form
    1,126,580.19/1,688,908.01 = 416,475.87/x
  3. Step 3: Cross multiply
    1,126,580.19x = 1,688,908.01 × 416,475.87
  4. Step 4: Simplify right side
    1,126,580.19x = 703,389,430,732.34
  5. Step 5: Solve for x
    x = 703,389,430,732.34/1,126,580.19
  6. Step 6: Final answer
    x = 624,358.07

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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.