Finding the Fourth Proportional to 1,418,260.19, 2,127,783.94 and 787,616.87
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Solution
The fourth proportional to 1,418,260.19, 2,127,783.94 and 787,616.87 is: 1,181,643.91
Step by Step Solution
- Step 1: Write the proportion equation
1,418,260.19 : 2,127,783.94 = 787,616.87 : x - Step 2: Convert to fraction form
1,418,260.19/2,127,783.94 = 787,616.87/x - Step 3: Cross multiply
1,418,260.19x = 2,127,783.94 × 787,616.87 - Step 4: Simplify right side
1,418,260.19x = 1,675,878,514,251.11 - Step 5: Solve for x
x = 1,675,878,514,251.11/1,418,260.19 - Step 6: Final answer
x = 1,181,643.91
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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.