Finding the Fourth Proportional to 1,896,186.84, 2,616,719.95 and 1,036,737.96
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Solution
The fourth proportional to 1,896,186.84, 2,616,719.95 and 1,036,737.96 is: 1,430,688.60
Step by Step Solution
- Step 1: Write the proportion equation
1,896,186.84 : 2,616,719.95 = 1,036,737.96 : x - Step 2: Convert to fraction form
1,896,186.84/2,616,719.95 = 1,036,737.96/x - Step 3: Cross multiply
1,896,186.84x = 2,616,719.95 × 1,036,737.96 - Step 4: Simplify right side
1,896,186.84x = 2,712,852,902,854.30 - Step 5: Solve for x
x = 2,712,852,902,854.30/1,896,186.84 - Step 6: Final answer
x = 1,430,688.60
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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.