Finding the Fourth Proportional to 1,657,320.10, 2,326,546.70 and 1,657,320.10
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Solution
The fourth proportional to 1,657,320.10, 2,326,546.70 and 1,657,320.10 is: 2,326,546.70
Step by Step Solution
- Step 1: Write the proportion equation
1,657,320.10 : 2,326,546.70 = 1,657,320.10 : x - Step 2: Convert to fraction form
1,657,320.10/2,326,546.70 = 1,657,320.10/x - Step 3: Cross multiply
1,657,320.10x = 2,326,546.70 × 1,657,320.10 - Step 4: Simplify right side
1,657,320.10x = 3,855,832,609,498.67 - Step 5: Solve for x
x = 3,855,832,609,498.67/1,657,320.10 - Step 6: Final answer
x = 2,326,546.70
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.