Finding the Fourth Proportional to 1,527,259.74, 2,107,495.47 and 882,721.68
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Solution
The fourth proportional to 1,527,259.74, 2,107,495.47 and 882,721.68 is: 1,218,084.84
Step by Step Solution
- Step 1: Write the proportion equation
1,527,259.74 : 2,107,495.47 = 882,721.68 : x - Step 2: Convert to fraction form
1,527,259.74/2,107,495.47 = 882,721.68/x - Step 3: Cross multiply
1,527,259.74x = 2,107,495.47 × 882,721.68 - Step 4: Simplify right side
1,527,259.74x = 1,860,331,941,870.79 - Step 5: Solve for x
x = 1,860,331,941,870.79/1,527,259.74 - Step 6: Final answer
x = 1,218,084.84
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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.