Home / 1,738,701.05-2,607,756.32-459,322.45

Finding the Fourth Proportional to 1,738,701.05, 2,607,756.32 and 459,322.45

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Solution

The fourth proportional to 1,738,701.05, 2,607,756.32 and 459,322.45 is: 688,905.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,701.05 : 2,607,756.32 = 459,322.45 : x
  2. Step 2: Convert to fraction form
    1,738,701.05/2,607,756.32 = 459,322.45/x
  3. Step 3: Cross multiply
    1,738,701.05x = 2,607,756.32 × 459,322.45
  4. Step 4: Simplify right side
    1,738,701.05x = 1,197,801,016,534.30
  5. Step 5: Solve for x
    x = 1,197,801,016,534.30/1,738,701.05
  6. Step 6: Final answer
    x = 688,905.67

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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.