Finding the Fourth Proportional to 2,998,507.04, 4,137,944.76 and 1,775,798.96
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Solution
The fourth proportional to 2,998,507.04, 4,137,944.76 and 1,775,798.96 is: 2,450,605.55
Step by Step Solution
- Step 1: Write the proportion equation
2,998,507.04 : 4,137,944.76 = 1,775,798.96 : x - Step 2: Convert to fraction form
2,998,507.04/4,137,944.76 = 1,775,798.96/x - Step 3: Cross multiply
2,998,507.04x = 4,137,944.76 × 1,775,798.96 - Step 4: Simplify right side
2,998,507.04x = 7,348,158,001,345.45 - Step 5: Solve for x
x = 7,348,158,001,345.45/2,998,507.04 - Step 6: Final answer
x = 2,450,605.55
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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.