Home / 1,427,061.54-2,140,907.19-416,262.59

Finding the Fourth Proportional to 1,427,061.54, 2,140,907.19 and 416,262.59

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Solution

The fourth proportional to 1,427,061.54, 2,140,907.19 and 416,262.59 is: 624,485.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,427,061.54 : 2,140,907.19 = 416,262.59 : x
  2. Step 2: Convert to fraction form
    1,427,061.54/2,140,907.19 = 416,262.59/x
  3. Step 3: Cross multiply
    1,427,061.54x = 2,140,907.19 × 416,262.59
  4. Step 4: Simplify right side
    1,427,061.54x = 891,179,559,073.17
  5. Step 5: Solve for x
    x = 891,179,559,073.17/1,427,061.54
  6. Step 6: Final answer
    x = 624,485.72

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1.5x scale

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.