Home / 1,910,205.90-2,636,069.40-1,050,747.30

Finding the Fourth Proportional to 1,910,205.90, 2,636,069.40 and 1,050,747.30

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Solution

The fourth proportional to 1,910,205.90, 2,636,069.40 and 1,050,747.30 is: 1,450,023.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,205.90 : 2,636,069.40 = 1,050,747.30 : x
  2. Step 2: Convert to fraction form
    1,910,205.90/2,636,069.40 = 1,050,747.30/x
  3. Step 3: Cross multiply
    1,910,205.90x = 2,636,069.40 × 1,050,747.30
  4. Step 4: Simplify right side
    1,910,205.90x = 2,769,842,804,662.62
  5. Step 5: Solve for x
    x = 2,769,842,804,662.62/1,910,205.90
  6. Step 6: Final answer
    x = 1,450,023.16

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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.