Finding the Fourth Proportional to 3,559,117.27, 4,911,554.18 and 1,927,486.79
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Solution
The fourth proportional to 3,559,117.27, 4,911,554.18 and 1,927,486.79 is: 2,659,916.80
Step by Step Solution
- Step 1: Write the proportion equation
3,559,117.27 : 4,911,554.18 = 1,927,486.79 : x - Step 2: Convert to fraction form
3,559,117.27/4,911,554.18 = 1,927,486.79/x - Step 3: Cross multiply
3,559,117.27x = 4,911,554.18 × 1,927,486.79 - Step 4: Simplify right side
3,559,117.27x = 9,466,955,817,416.89 - Step 5: Solve for x
x = 9,466,955,817,416.89/3,559,117.27 - Step 6: Final answer
x = 2,659,916.80
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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.