Finding the Fourth Proportional to 1,034,220.72, 1,551,365 and 286,204.08
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Solution
The fourth proportional to 1,034,220.72, 1,551,365 and 286,204.08 is: 429,315.51
Step by Step Solution
- Step 1: Write the proportion equation
1,034,220.72 : 1,551,365 = 286,204.08 : x - Step 2: Convert to fraction form
1,034,220.72/1,551,365 = 286,204.08/x - Step 3: Cross multiply
1,034,220.72x = 1,551,365 × 286,204.08 - Step 4: Simplify right side
1,034,220.72x = 444,006,992,569.20 - Step 5: Solve for x
x = 444,006,992,569.20/1,034,220.72 - Step 6: Final answer
x = 429,315.51
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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.