Home / 1,137,069.34-1,569,156.74-627,771.76

Finding the Fourth Proportional to 1,137,069.34, 1,569,156.74 and 627,771.76

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Solution

The fourth proportional to 1,137,069.34, 1,569,156.74 and 627,771.76 is: 866,325.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,069.34 : 1,569,156.74 = 627,771.76 : x
  2. Step 2: Convert to fraction form
    1,137,069.34/1,569,156.74 = 627,771.76/x
  3. Step 3: Cross multiply
    1,137,069.34x = 1,569,156.74 × 627,771.76
  4. Step 4: Simplify right side
    1,137,069.34x = 985,072,283,678.06
  5. Step 5: Solve for x
    x = 985,072,283,678.06/1,137,069.34
  6. Step 6: Final answer
    x = 866,325.61

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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.