Home / 1,906,838.60-2,631,454.26-1,047,416.36

Finding the Fourth Proportional to 1,906,838.60, 2,631,454.26 and 1,047,416.36

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Solution

The fourth proportional to 1,906,838.60, 2,631,454.26 and 1,047,416.36 is: 1,445,443.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,906,838.60 : 2,631,454.26 = 1,047,416.36 : x
  2. Step 2: Convert to fraction form
    1,906,838.60/2,631,454.26 = 1,047,416.36/x
  3. Step 3: Cross multiply
    1,906,838.60x = 2,631,454.26 × 1,047,416.36
  4. Step 4: Simplify right side
    1,906,838.60x = 2,756,228,242,515.69
  5. Step 5: Solve for x
    x = 2,756,228,242,515.69/1,906,838.60
  6. Step 6: Final answer
    x = 1,445,443.91

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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.