Finding the Fourth Proportional to 1,526,809.91, 2,107,032.95 and 873,497.32
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Solution
The fourth proportional to 1,526,809.91, 2,107,032.95 and 873,497.32 is: 1,205,446.48
Step by Step Solution
- Step 1: Write the proportion equation
1,526,809.91 : 2,107,032.95 = 873,497.32 : x - Step 2: Convert to fraction form
1,526,809.91/2,107,032.95 = 873,497.32/x - Step 3: Cross multiply
1,526,809.91x = 2,107,032.95 × 873,497.32 - Step 4: Simplify right side
1,526,809.91x = 1,840,487,631,892.86 - Step 5: Solve for x
x = 1,840,487,631,892.86/1,526,809.91 - Step 6: Final answer
x = 1,205,446.48
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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.