Finding the Fourth Proportional to 4,447,341.27, 6,137,989.11 and 2,815,900.02
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Solution
The fourth proportional to 4,447,341.27, 6,137,989.11 and 2,815,900.02 is: 3,886,358.75
Step by Step Solution
- Step 1: Write the proportion equation
4,447,341.27 : 6,137,989.11 = 2,815,900.02 : x - Step 2: Convert to fraction form
4,447,341.27/6,137,989.11 = 2,815,900.02/x - Step 3: Cross multiply
4,447,341.27x = 6,137,989.11 × 2,815,900.02 - Step 4: Simplify right side
4,447,341.27x = 17,283,963,657,608.78 - Step 5: Solve for x
x = 17,283,963,657,608.78/4,447,341.27 - Step 6: Final answer
x = 3,886,358.75
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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.