Finding the Fourth Proportional to 2,851,113.68, 4,276,068.60 and 1,698,871.12
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Solution
The fourth proportional to 2,851,113.68, 4,276,068.60 and 1,698,871.12 is: 2,547,948.02
Step by Step Solution
- Step 1: Write the proportion equation
2,851,113.68 : 4,276,068.60 = 1,698,871.12 : x - Step 2: Convert to fraction form
2,851,113.68/4,276,068.60 = 1,698,871.12/x - Step 3: Cross multiply
2,851,113.68x = 4,276,068.60 × 1,698,871.12 - Step 4: Simplify right side
2,851,113.68x = 7,264,489,451,678.83 - Step 5: Solve for x
x = 7,264,489,451,678.83/2,851,113.68 - Step 6: Final answer
x = 2,547,948.02
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.