Finding the Fourth Proportional to 4,896,616.70, 7,344,925.05 and 3,636,904.70
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Solution
The fourth proportional to 4,896,616.70, 7,344,925.05 and 3,636,904.70 is: 5,455,357.05
Step by Step Solution
- Step 1: Write the proportion equation
4,896,616.70 : 7,344,925.05 = 3,636,904.70 : x - Step 2: Convert to fraction form
4,896,616.70/7,344,925.05 = 3,636,904.70/x - Step 3: Cross multiply
4,896,616.70x = 7,344,925.05 × 3,636,904.70 - Step 4: Simplify right side
4,896,616.70x = 26,712,792,435,492.73 - Step 5: Solve for x
x = 26,712,792,435,492.73/4,896,616.70 - Step 6: Final answer
x = 5,455,357.05
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.