Finding the Fourth Proportional to 1,354,602.96, 1,869,354.72 and 750,990.96
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Solution
The fourth proportional to 1,354,602.96, 1,869,354.72 and 750,990.96 is: 1,036,368.99
Step by Step Solution
- Step 1: Write the proportion equation
1,354,602.96 : 1,869,354.72 = 750,990.96 : x - Step 2: Convert to fraction form
1,354,602.96/1,869,354.72 = 750,990.96/x - Step 3: Cross multiply
1,354,602.96x = 1,869,354.72 × 750,990.96 - Step 4: Simplify right side
1,354,602.96x = 1,403,868,495,753.33 - Step 5: Solve for x
x = 1,403,868,495,753.33/1,354,602.96 - Step 6: Final answer
x = 1,036,368.99
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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.