Home / 2,061,774.95-2,845,119.74-1,245,495.42

Finding the Fourth Proportional to 2,061,774.95, 2,845,119.74 and 1,245,495.42

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Solution

The fourth proportional to 2,061,774.95, 2,845,119.74 and 1,245,495.42 is: 1,718,705.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,061,774.95 : 2,845,119.74 = 1,245,495.42 : x
  2. Step 2: Convert to fraction form
    2,061,774.95/2,845,119.74 = 1,245,495.42/x
  3. Step 3: Cross multiply
    2,061,774.95x = 2,845,119.74 × 1,245,495.42
  4. Step 4: Simplify right side
    2,061,774.95x = 3,543,583,599,294.11
  5. Step 5: Solve for x
    x = 3,543,583,599,294.11/2,061,774.95
  6. Step 6: Final answer
    x = 1,718,705.34

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Double scale
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1.5x scale

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.