Home / 1,147,744.81-1,583,901.15-657,704.64

Finding the Fourth Proportional to 1,147,744.81, 1,583,901.15 and 657,704.64

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Solution

The fourth proportional to 1,147,744.81, 1,583,901.15 and 657,704.64 is: 907,640.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,147,744.81 : 1,583,901.15 = 657,704.64 : x
  2. Step 2: Convert to fraction form
    1,147,744.81/1,583,901.15 = 657,704.64/x
  3. Step 3: Cross multiply
    1,147,744.81x = 1,583,901.15 × 657,704.64
  4. Step 4: Simplify right side
    1,147,744.81x = 1,041,739,126,690.27
  5. Step 5: Solve for x
    x = 1,041,739,126,690.27/1,147,744.81
  6. Step 6: Final answer
    x = 907,640.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.