Home / 3,459,662.70-4,774,334.34-1,868,376.25

Finding the Fourth Proportional to 3,459,662.70, 4,774,334.34 and 1,868,376.25

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Solution

The fourth proportional to 3,459,662.70, 4,774,334.34 and 1,868,376.25 is: 2,578,359.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,459,662.70 : 4,774,334.34 = 1,868,376.25 : x
  2. Step 2: Convert to fraction form
    3,459,662.70/4,774,334.34 = 1,868,376.25/x
  3. Step 3: Cross multiply
    3,459,662.70x = 4,774,334.34 × 1,868,376.25
  4. Step 4: Simplify right side
    3,459,662.70x = 8,920,252,876,144.12
  5. Step 5: Solve for x
    x = 8,920,252,876,144.12/3,459,662.70
  6. Step 6: Final answer
    x = 2,578,359.12

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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.