Finding the Fourth Proportional to 1,418,110.05, 1,956,943.47 and 845,139.81
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Solution
The fourth proportional to 1,418,110.05, 1,956,943.47 and 845,139.81 is: 1,166,264.09
Step by Step Solution
- Step 1: Write the proportion equation
1,418,110.05 : 1,956,943.47 = 845,139.81 : x - Step 2: Convert to fraction form
1,418,110.05/1,956,943.47 = 845,139.81/x - Step 3: Cross multiply
1,418,110.05x = 1,956,943.47 × 845,139.81 - Step 4: Simplify right side
1,418,110.05x = 1,653,890,832,416.54 - Step 5: Solve for x
x = 1,653,890,832,416.54/1,418,110.05 - Step 6: Final answer
x = 1,166,264.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.