Home / 3,959,643.66-5,464,312.11-2,148,807.66

Finding the Fourth Proportional to 3,959,643.66, 5,464,312.11 and 2,148,807.66

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Solution

The fourth proportional to 3,959,643.66, 5,464,312.11 and 2,148,807.66 is: 2,965,356.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,959,643.66 : 5,464,312.11 = 2,148,807.66 : x
  2. Step 2: Convert to fraction form
    3,959,643.66/5,464,312.11 = 2,148,807.66/x
  3. Step 3: Cross multiply
    3,959,643.66x = 5,464,312.11 × 2,148,807.66
  4. Step 4: Simplify right side
    3,959,643.66x = 11,741,755,718,598.76
  5. Step 5: Solve for x
    x = 11,741,755,718,598.76/3,959,643.66
  6. Step 6: Final answer
    x = 2,965,356.67

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Double scale
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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.