Finding the Fourth Proportional to 1,509,542.04, 2,083,159.98 and 864,972.12
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Solution
The fourth proportional to 1,509,542.04, 2,083,159.98 and 864,972.12 is: 1,193,656.92
Step by Step Solution
- Step 1: Write the proportion equation
1,509,542.04 : 2,083,159.98 = 864,972.12 : x - Step 2: Convert to fraction form
1,509,542.04/2,083,159.98 = 864,972.12/x - Step 3: Cross multiply
1,509,542.04x = 2,083,159.98 × 864,972.12 - Step 4: Simplify right side
1,509,542.04x = 1,801,875,304,199.76 - Step 5: Solve for x
x = 1,801,875,304,199.76/1,509,542.04 - Step 6: Final answer
x = 1,193,656.92
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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.