Finding the Fourth Proportional to 2,259,663.18, 3,118,335.08 and 1,241,067.93
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Solution
The fourth proportional to 2,259,663.18, 3,118,335.08 and 1,241,067.93 is: 1,712,673.68
Step by Step Solution
- Step 1: Write the proportion equation
2,259,663.18 : 3,118,335.08 = 1,241,067.93 : x - Step 2: Convert to fraction form
2,259,663.18/3,118,335.08 = 1,241,067.93/x - Step 3: Cross multiply
2,259,663.18x = 3,118,335.08 × 1,241,067.93 - Step 4: Simplify right side
2,259,663.18x = 3,870,065,656,576.65 - Step 5: Solve for x
x = 3,870,065,656,576.65/2,259,663.18 - Step 6: Final answer
x = 1,712,673.68
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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.