Home / 1,243,695-1,865,435.06-757,250.84

Finding the Fourth Proportional to 1,243,695, 1,865,435.06 and 757,250.84

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Solution

The fourth proportional to 1,243,695, 1,865,435.06 and 757,250.84 is: 1,135,810.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,243,695 : 1,865,435.06 = 757,250.84 : x
  2. Step 2: Convert to fraction form
    1,243,695/1,865,435.06 = 757,250.84/x
  3. Step 3: Cross multiply
    1,243,695x = 1,865,435.06 × 757,250.84
  4. Step 4: Simplify right side
    1,243,695x = 1,412,602,266,150.45
  5. Step 5: Solve for x
    x = 1,412,602,266,150.45/1,243,695
  6. Step 6: Final answer
    x = 1,135,810.84

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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.