Finding the Fourth Proportional to 1,668,259.94, 2,302,160.09 and 943,076.71
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Solution
The fourth proportional to 1,668,259.94, 2,302,160.09 and 943,076.71 is: 1,301,424.02
Step by Step Solution
- Step 1: Write the proportion equation
1,668,259.94 : 2,302,160.09 = 943,076.71 : x - Step 2: Convert to fraction form
1,668,259.94/2,302,160.09 = 943,076.71/x - Step 3: Cross multiply
1,668,259.94x = 2,302,160.09 × 943,076.71 - Step 4: Simplify right side
1,668,259.94x = 2,171,113,553,099.72 - Step 5: Solve for x
x = 2,171,113,553,099.72/1,668,259.94 - Step 6: Final answer
x = 1,301,424.02
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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.