Finding the Fourth Proportional to 1,432,800.96, 1,977,187.24 and 788,117.08
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Solution
The fourth proportional to 1,432,800.96, 1,977,187.24 and 788,117.08 is: 1,087,558.62
Step by Step Solution
- Step 1: Write the proportion equation
1,432,800.96 : 1,977,187.24 = 788,117.08 : x - Step 2: Convert to fraction form
1,432,800.96/1,977,187.24 = 788,117.08/x - Step 3: Cross multiply
1,432,800.96x = 1,977,187.24 × 788,117.08 - Step 4: Simplify right side
1,432,800.96x = 1,558,255,034,202.06 - Step 5: Solve for x
x = 1,558,255,034,202.06/1,432,800.96 - Step 6: Final answer
x = 1,087,558.62
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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.