Home / 1,959,085.83-2,938,862.39-947,480.86

Finding the Fourth Proportional to 1,959,085.83, 2,938,862.39 and 947,480.86

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Solution

The fourth proportional to 1,959,085.83, 2,938,862.39 and 947,480.86 is: 1,421,334.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,959,085.83 : 2,938,862.39 = 947,480.86 : x
  2. Step 2: Convert to fraction form
    1,959,085.83/2,938,862.39 = 947,480.86/x
  3. Step 3: Cross multiply
    1,959,085.83x = 2,938,862.39 × 947,480.86
  4. Step 4: Simplify right side
    1,959,085.83x = 2,784,515,864,698.86
  5. Step 5: Solve for x
    x = 2,784,515,864,698.86/1,959,085.83
  6. Step 6: Final answer
    x = 1,421,334.29

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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.