Home / 1,056,321.52-1,457,910.06-626,838.46

Finding the Fourth Proportional to 1,056,321.52, 1,457,910.06 and 626,838.46

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Solution

The fourth proportional to 1,056,321.52, 1,457,910.06 and 626,838.46 is: 865,147.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,321.52 : 1,457,910.06 = 626,838.46 : x
  2. Step 2: Convert to fraction form
    1,056,321.52/1,457,910.06 = 626,838.46/x
  3. Step 3: Cross multiply
    1,056,321.52x = 1,457,910.06 × 626,838.46
  4. Step 4: Simplify right side
    1,056,321.52x = 913,874,096,828.91
  5. Step 5: Solve for x
    x = 913,874,096,828.91/1,056,321.52
  6. Step 6: Final answer
    x = 865,147.67

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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.