Home / 4,643,644.32-6,968,155.68-1,947,729.60

Finding the Fourth Proportional to 4,643,644.32, 6,968,155.68 and 1,947,729.60

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Solution

The fourth proportional to 4,643,644.32, 6,968,155.68 and 1,947,729.60 is: 2,922,722.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,643,644.32 : 6,968,155.68 = 1,947,729.60 : x
  2. Step 2: Convert to fraction form
    4,643,644.32/6,968,155.68 = 1,947,729.60/x
  3. Step 3: Cross multiply
    4,643,644.32x = 6,968,155.68 × 1,947,729.60
  4. Step 4: Simplify right side
    4,643,644.32x = 13,572,083,075,344.13
  5. Step 5: Solve for x
    x = 13,572,083,075,344.13/4,643,644.32
  6. Step 6: Final answer
    x = 2,922,722.36

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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.