Home / 1,056,318.52-1,457,905.88-626,835.48

Finding the Fourth Proportional to 1,056,318.52, 1,457,905.88 and 626,835.48

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Solution

The fourth proportional to 1,056,318.52, 1,457,905.88 and 626,835.48 is: 865,143.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,318.52 : 1,457,905.88 = 626,835.48 : x
  2. Step 2: Convert to fraction form
    1,056,318.52/1,457,905.88 = 626,835.48/x
  3. Step 3: Cross multiply
    1,056,318.52x = 1,457,905.88 × 626,835.48
  4. Step 4: Simplify right side
    1,056,318.52x = 913,867,132,084.62
  5. Step 5: Solve for x
    x = 913,867,132,084.62/1,056,318.52
  6. Step 6: Final answer
    x = 865,143.53

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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.