Home / 1,056,326.27-1,457,916.59-626,843.21

Finding the Fourth Proportional to 1,056,326.27, 1,457,916.59 and 626,843.21

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Solution

The fourth proportional to 1,056,326.27, 1,457,916.59 and 626,843.21 is: 865,154.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,056,326.27 : 1,457,916.59 = 626,843.21 : x
  2. Step 2: Convert to fraction form
    1,056,326.27/1,457,916.59 = 626,843.21/x
  3. Step 3: Cross multiply
    1,056,326.27x = 1,457,916.59 × 626,843.21
  4. Step 4: Simplify right side
    1,056,326.27x = 913,885,115,187.85
  5. Step 5: Solve for x
    x = 913,885,115,187.85/1,056,326.27
  6. Step 6: Final answer
    x = 865,154.21

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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.