Home / 3,557,477.21-4,909,296.03-1,925,872.70

Finding the Fourth Proportional to 3,557,477.21, 4,909,296.03 and 1,925,872.70

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Solution

The fourth proportional to 3,557,477.21, 4,909,296.03 and 1,925,872.70 is: 2,657,692.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,477.21 : 4,909,296.03 = 1,925,872.70 : x
  2. Step 2: Convert to fraction form
    3,557,477.21/4,909,296.03 = 1,925,872.70/x
  3. Step 3: Cross multiply
    3,557,477.21x = 4,909,296.03 × 1,925,872.70
  4. Step 4: Simplify right side
    3,557,477.21x = 9,454,679,200,395.38
  5. Step 5: Solve for x
    x = 9,454,679,200,395.38/3,557,477.21
  6. Step 6: Final answer
    x = 2,657,692.13

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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.