Finding the Fourth Proportional to 4,554,901.54, 6,839,671.47 and 3,020,267.44
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Solution
The fourth proportional to 4,554,901.54, 6,839,671.47 and 3,020,267.44 is: 4,535,254.35
Step by Step Solution
- Step 1: Write the proportion equation
4,554,901.54 : 6,839,671.47 = 3,020,267.44 : x - Step 2: Convert to fraction form
4,554,901.54/6,839,671.47 = 3,020,267.44/x - Step 3: Cross multiply
4,554,901.54x = 6,839,671.47 × 3,020,267.44 - Step 4: Simplify right side
4,554,901.54x = 20,657,637,041,137.94 - Step 5: Solve for x
x = 20,657,637,041,137.94/4,554,901.54 - Step 6: Final answer
x = 4,535,254.35
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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.