Home / 1,948,569.98-2,688,841.82-1,089,110.56

Finding the Fourth Proportional to 1,948,569.98, 2,688,841.82 and 1,089,110.56

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Solution

The fourth proportional to 1,948,569.98, 2,688,841.82 and 1,089,110.56 is: 1,502,869.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,569.98 : 2,688,841.82 = 1,089,110.56 : x
  2. Step 2: Convert to fraction form
    1,948,569.98/2,688,841.82 = 1,089,110.56/x
  3. Step 3: Cross multiply
    1,948,569.98x = 2,688,841.82 × 1,089,110.56
  4. Step 4: Simplify right side
    1,948,569.98x = 2,928,446,020,331.62
  5. Step 5: Solve for x
    x = 2,928,446,020,331.62/1,948,569.98
  6. Step 6: Final answer
    x = 1,502,869.31

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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.