Finding the Fourth Proportional to 1,363,764.74, 1,881,538.47 and 880,656.44
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Solution
The fourth proportional to 1,363,764.74, 1,881,538.47 and 880,656.44 is: 1,215,010.86
Step by Step Solution
- Step 1: Write the proportion equation
1,363,764.74 : 1,881,538.47 = 880,656.44 : x - Step 2: Convert to fraction form
1,363,764.74/1,881,538.47 = 880,656.44/x - Step 3: Cross multiply
1,363,764.74x = 1,881,538.47 × 880,656.44 - Step 4: Simplify right side
1,363,764.74x = 1,656,988,961,305.55 - Step 5: Solve for x
x = 1,656,988,961,305.55/1,363,764.74 - Step 6: Final answer
x = 1,215,010.86
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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.