Finding the Fourth Proportional to 1,701,437.56, 2,348,149.32 and 1,270,970.40
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Solution
The fourth proportional to 1,701,437.56, 2,348,149.32 and 1,270,970.40 is: 1,754,062.77
Step by Step Solution
- Step 1: Write the proportion equation
1,701,437.56 : 2,348,149.32 = 1,270,970.40 : x - Step 2: Convert to fraction form
1,701,437.56/2,348,149.32 = 1,270,970.40/x - Step 3: Cross multiply
1,701,437.56x = 2,348,149.32 × 1,270,970.40 - Step 4: Simplify right side
1,701,437.56x = 2,984,428,280,500.13 - Step 5: Solve for x
x = 2,984,428,280,500.13/1,701,437.56 - Step 6: Final answer
x = 1,754,062.77
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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.