Home / 1,137,075.30-1,569,301.52-647,163.94

Finding the Fourth Proportional to 1,137,075.30, 1,569,301.52 and 647,163.94

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Solution

The fourth proportional to 1,137,075.30, 1,569,301.52 and 647,163.94 is: 893,164.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,075.30 : 1,569,301.52 = 647,163.94 : x
  2. Step 2: Convert to fraction form
    1,137,075.30/1,569,301.52 = 647,163.94/x
  3. Step 3: Cross multiply
    1,137,075.30x = 1,569,301.52 × 647,163.94
  4. Step 4: Simplify right side
    1,137,075.30x = 1,015,595,347,572.12
  5. Step 5: Solve for x
    x = 1,015,595,347,572.12/1,137,075.30
  6. Step 6: Final answer
    x = 893,164.55

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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.