Finding the Fourth Proportional to 4,989,360.06, 6,885,316.71 and 2,697,520.14
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Solution
The fourth proportional to 4,989,360.06, 6,885,316.71 and 2,697,520.14 is: 3,722,577.70
Step by Step Solution
- Step 1: Write the proportion equation
4,989,360.06 : 6,885,316.71 = 2,697,520.14 : x - Step 2: Convert to fraction form
4,989,360.06/6,885,316.71 = 2,697,520.14/x - Step 3: Cross multiply
4,989,360.06x = 6,885,316.71 × 2,697,520.14 - Step 4: Simplify right side
4,989,360.06x = 18,573,280,495,503.54 - Step 5: Solve for x
x = 18,573,280,495,503.54/4,989,360.06 - Step 6: Final answer
x = 3,722,577.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.