Finding the Fourth Proportional to 1,656,167.30, 2,480,264.45 and 1,122,069.09
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Solution
The fourth proportional to 1,656,167.30, 2,480,264.45 and 1,122,069.09 is: 1,680,402.74
Step by Step Solution
- Step 1: Write the proportion equation
1,656,167.30 : 2,480,264.45 = 1,122,069.09 : x - Step 2: Convert to fraction form
1,656,167.30/2,480,264.45 = 1,122,069.09/x - Step 3: Cross multiply
1,656,167.30x = 2,480,264.45 × 1,122,069.09 - Step 4: Simplify right side
1,656,167.30x = 2,783,028,074,370.85 - Step 5: Solve for x
x = 2,783,028,074,370.85/1,656,167.30 - Step 6: Final answer
x = 1,680,402.74
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.