Finding the Fourth Proportional to 1,012,182.84, 1,396,813.68 and 582,454.44
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Solution
The fourth proportional to 1,012,182.84, 1,396,813.68 and 582,454.44 is: 803,787.91
Step by Step Solution
- Step 1: Write the proportion equation
1,012,182.84 : 1,396,813.68 = 582,454.44 : x - Step 2: Convert to fraction form
1,012,182.84/1,396,813.68 = 582,454.44/x - Step 3: Cross multiply
1,012,182.84x = 1,396,813.68 × 582,454.44 - Step 4: Simplify right side
1,012,182.84x = 813,580,329,768.74 - Step 5: Solve for x
x = 813,580,329,768.74/1,012,182.84 - Step 6: Final answer
x = 803,787.91
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1.5x scale
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.