Finding the Fourth Proportional to 1,917,797.79, 2,875,948.97 and 719,065.47
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Solution
The fourth proportional to 1,917,797.79, 2,875,948.97 and 719,065.47 is: 1,078,317.85
Step by Step Solution
- Step 1: Write the proportion equation
1,917,797.79 : 2,875,948.97 = 719,065.47 : x - Step 2: Convert to fraction form
1,917,797.79/2,875,948.97 = 719,065.47/x - Step 3: Cross multiply
1,917,797.79x = 2,875,948.97 × 719,065.47 - Step 4: Simplify right side
1,917,797.79x = 2,067,995,594,213.74 - Step 5: Solve for x
x = 2,067,995,594,213.74/1,917,797.79 - Step 6: Final answer
x = 1,078,317.85
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.