Finding the Fourth Proportional to 2,924,651.64, 4,386,523.86 and 1,128,376.20
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Solution
The fourth proportional to 2,924,651.64, 4,386,523.86 and 1,128,376.20 is: 1,692,389.29
Step by Step Solution
- Step 1: Write the proportion equation
2,924,651.64 : 4,386,523.86 = 1,128,376.20 : x - Step 2: Convert to fraction form
2,924,651.64/4,386,523.86 = 1,128,376.20/x - Step 3: Cross multiply
2,924,651.64x = 4,386,523.86 × 1,128,376.20 - Step 4: Simplify right side
2,924,651.64x = 4,949,649,124,356.13 - Step 5: Solve for x
x = 4,949,649,124,356.13/2,924,651.64 - Step 6: Final answer
x = 1,692,389.29
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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.