Home / 1,137,205.50-1,569,302.40-627,896.94

Finding the Fourth Proportional to 1,137,205.50, 1,569,302.40 and 627,896.94

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Solution

The fourth proportional to 1,137,205.50, 1,569,302.40 and 627,896.94 is: 866,475.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,205.50 : 1,569,302.40 = 627,896.94 : x
  2. Step 2: Convert to fraction form
    1,137,205.50/1,569,302.40 = 627,896.94/x
  3. Step 3: Cross multiply
    1,137,205.50x = 1,569,302.40 × 627,896.94
  4. Step 4: Simplify right side
    1,137,205.50x = 985,360,174,894.66
  5. Step 5: Solve for x
    x = 985,360,174,894.66/1,137,205.50
  6. Step 6: Final answer
    x = 866,475.03

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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.