Finding the Fourth Proportional to 1,554,668.94, 2,145,451.66 and 901,681.98
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Solution
The fourth proportional to 1,554,668.94, 2,145,451.66 and 901,681.98 is: 1,244,326.07
Step by Step Solution
- Step 1: Write the proportion equation
1,554,668.94 : 2,145,451.66 = 901,681.98 : x - Step 2: Convert to fraction form
1,554,668.94/2,145,451.66 = 901,681.98/x - Step 3: Cross multiply
1,554,668.94x = 2,145,451.66 × 901,681.98 - Step 4: Simplify right side
1,554,668.94x = 1,934,515,090,483.44 - Step 5: Solve for x
x = 1,934,515,090,483.44/1,554,668.94 - Step 6: Final answer
x = 1,244,326.07
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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.