Home / 2,989,735.90-4,484,603.85-1,646,043.10

Finding the Fourth Proportional to 2,989,735.90, 4,484,603.85 and 1,646,043.10

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Solution

The fourth proportional to 2,989,735.90, 4,484,603.85 and 1,646,043.10 is: 2,469,064.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,989,735.90 : 4,484,603.85 = 1,646,043.10 : x
  2. Step 2: Convert to fraction form
    2,989,735.90/4,484,603.85 = 1,646,043.10/x
  3. Step 3: Cross multiply
    2,989,735.90x = 4,484,603.85 × 1,646,043.10
  4. Step 4: Simplify right side
    2,989,735.90x = 7,381,851,223,525.94
  5. Step 5: Solve for x
    x = 7,381,851,223,525.94/2,989,735.90
  6. Step 6: Final answer
    x = 2,469,064.65

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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.