Finding the Fourth Proportional to 1,881,791.53, 2,596,821.76 and 1,107,467.93
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Solution
The fourth proportional to 1,881,791.53, 2,596,821.76 and 1,107,467.93 is: 1,528,276.00
Step by Step Solution
- Step 1: Write the proportion equation
1,881,791.53 : 2,596,821.76 = 1,107,467.93 : x - Step 2: Convert to fraction form
1,881,791.53/2,596,821.76 = 1,107,467.93/x - Step 3: Cross multiply
1,881,791.53x = 2,596,821.76 × 1,107,467.93 - Step 4: Simplify right side
1,881,791.53x = 2,875,896,827,002.55 - Step 5: Solve for x
x = 2,875,896,827,002.55/1,881,791.53 - Step 6: Final answer
x = 1,528,276.00
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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.