Finding the Fourth Proportional to 2,132,871.60, 2,943,397.80 and 1,273,506.96
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Solution
The fourth proportional to 2,132,871.60, 2,943,397.80 and 1,273,506.96 is: 1,757,460.50
Step by Step Solution
- Step 1: Write the proportion equation
2,132,871.60 : 2,943,397.80 = 1,273,506.96 : x - Step 2: Convert to fraction form
2,132,871.60/2,943,397.80 = 1,273,506.96/x - Step 3: Cross multiply
2,132,871.60x = 2,943,397.80 × 1,273,506.96 - Step 4: Simplify right side
2,132,871.60x = 3,748,437,584,348.69 - Step 5: Solve for x
x = 3,748,437,584,348.69/2,132,871.60 - Step 6: Final answer
x = 1,757,460.50
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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.