Finding the Fourth Proportional to 2,896,117.74, 3,996,378.28 and 1,718,513.66
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Solution
The fourth proportional to 2,896,117.74, 3,996,378.28 and 1,718,513.66 is: 2,371,392.08
Step by Step Solution
- Step 1: Write the proportion equation
2,896,117.74 : 3,996,378.28 = 1,718,513.66 : x - Step 2: Convert to fraction form
2,896,117.74/3,996,378.28 = 1,718,513.66/x - Step 3: Cross multiply
2,896,117.74x = 3,996,378.28 × 1,718,513.66 - Step 4: Simplify right side
2,896,117.74x = 6,867,830,672,687.76 - Step 5: Solve for x
x = 6,867,830,672,687.76/2,896,117.74 - Step 6: Final answer
x = 2,371,392.08
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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.