Home / 1,910,880.36-2,636,949.06-1,051,360.20

Finding the Fourth Proportional to 1,910,880.36, 2,636,949.06 and 1,051,360.20

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Solution

The fourth proportional to 1,910,880.36, 2,636,949.06 and 1,051,360.20 is: 1,450,840.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,880.36 : 2,636,949.06 = 1,051,360.20 : x
  2. Step 2: Convert to fraction form
    1,910,880.36/2,636,949.06 = 1,051,360.20/x
  3. Step 3: Cross multiply
    1,910,880.36x = 2,636,949.06 × 1,051,360.20
  4. Step 4: Simplify right side
    1,910,880.36x = 2,772,383,291,111.41
  5. Step 5: Solve for x
    x = 2,772,383,291,111.41/1,910,880.36
  6. Step 6: Final answer
    x = 1,450,840.85

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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.