Finding the Fourth Proportional to 1,778,691.88, 2,454,366.66 and 1,014,700.84
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Solution
The fourth proportional to 1,778,691.88, 2,454,366.66 and 1,014,700.84 is: 1,400,157.01
Step by Step Solution
- Step 1: Write the proportion equation
1,778,691.88 : 2,454,366.66 = 1,014,700.84 : x - Step 2: Convert to fraction form
1,778,691.88/2,454,366.66 = 1,014,700.84/x - Step 3: Cross multiply
1,778,691.88x = 2,454,366.66 × 1,014,700.84 - Step 4: Simplify right side
1,778,691.88x = 2,490,447,911,569.99 - Step 5: Solve for x
x = 2,490,447,911,569.99/1,778,691.88 - Step 6: Final answer
x = 1,400,157.01
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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.