Finding the Fourth Proportional to 1,585,877.74, 2,188,513.47 and 860,725.48
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Solution
The fourth proportional to 1,585,877.74, 2,188,513.47 and 860,725.48 is: 1,187,802.35
Step by Step Solution
- Step 1: Write the proportion equation
1,585,877.74 : 2,188,513.47 = 860,725.48 : x - Step 2: Convert to fraction form
1,585,877.74/2,188,513.47 = 860,725.48/x - Step 3: Cross multiply
1,585,877.74x = 2,188,513.47 × 860,725.48 - Step 4: Simplify right side
1,585,877.74x = 1,883,709,306,952.22 - Step 5: Solve for x
x = 1,883,709,306,952.22/1,585,877.74 - Step 6: Final answer
x = 1,187,802.35
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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.