Finding the Fourth Proportional to 1,584,734.40, 2,186,920.62 and 859,580.28
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Solution
The fourth proportional to 1,584,734.40, 2,186,920.62 and 859,580.28 is: 1,186,213.82
Step by Step Solution
- Step 1: Write the proportion equation
1,584,734.40 : 2,186,920.62 = 859,580.28 : x - Step 2: Convert to fraction form
1,584,734.40/2,186,920.62 = 859,580.28/x - Step 3: Cross multiply
1,584,734.40x = 2,186,920.62 × 859,580.28 - Step 4: Simplify right side
1,584,734.40x = 1,879,833,838,877.37 - Step 5: Solve for x
x = 1,879,833,838,877.37/1,584,734.40 - Step 6: Final answer
x = 1,186,213.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.