Home / 1,910,579.96-2,636,600.22-1,051,121.76

Finding the Fourth Proportional to 1,910,579.96, 2,636,600.22 and 1,051,121.76

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Solution

The fourth proportional to 1,910,579.96, 2,636,600.22 and 1,051,121.76 is: 1,450,547.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,579.96 : 2,636,600.22 = 1,051,121.76 : x
  2. Step 2: Convert to fraction form
    1,910,579.96/2,636,600.22 = 1,051,121.76/x
  3. Step 3: Cross multiply
    1,910,579.96x = 2,636,600.22 × 1,051,121.76
  4. Step 4: Simplify right side
    1,910,579.96x = 2,771,387,863,662.79
  5. Step 5: Solve for x
    x = 2,771,387,863,662.79/1,910,579.96
  6. Step 6: Final answer
    x = 1,450,547.96

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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.