Finding the Fourth Proportional to 2,625,347.93, 3,936,446.64 and 1,026,005.76
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Solution
The fourth proportional to 2,625,347.93, 3,936,446.64 and 1,026,005.76 is: 1,538,393.02
Step by Step Solution
- Step 1: Write the proportion equation
2,625,347.93 : 3,936,446.64 = 1,026,005.76 : x - Step 2: Convert to fraction form
2,625,347.93/3,936,446.64 = 1,026,005.76/x - Step 3: Cross multiply
2,625,347.93x = 3,936,446.64 × 1,026,005.76 - Step 4: Simplify right side
2,625,347.93x = 4,038,816,926,572.65 - Step 5: Solve for x
x = 4,038,816,926,572.65/2,625,347.93 - Step 6: Final answer
x = 1,538,393.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.