Home / 1,959,071.30-2,938,840.66-947,466.34

Finding the Fourth Proportional to 1,959,071.30, 2,938,840.66 and 947,466.34

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Solution

The fourth proportional to 1,959,071.30, 2,938,840.66 and 947,466.34 is: 1,421,312.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,071.30 : 2,938,840.66 = 947,466.34 : x
  2. Step 2: Convert to fraction form
    1,959,071.30/2,938,840.66 = 947,466.34/x
  3. Step 3: Cross multiply
    1,959,071.30x = 2,938,840.66 × 947,466.34
  4. Step 4: Simplify right side
    1,959,071.30x = 2,784,452,608,831.27
  5. Step 5: Solve for x
    x = 2,784,452,608,831.27/1,959,071.30
  6. Step 6: Final answer
    x = 1,421,312.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.