Finding the Fourth Proportional to 1,559,107.36, 2,151,385.68 and 880,003.36
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Solution
The fourth proportional to 1,559,107.36, 2,151,385.68 and 880,003.36 is: 1,214,301.64
Step by Step Solution
- Step 1: Write the proportion equation
1,559,107.36 : 2,151,385.68 = 880,003.36 : x - Step 2: Convert to fraction form
1,559,107.36/2,151,385.68 = 880,003.36/x - Step 3: Cross multiply
1,559,107.36x = 2,151,385.68 × 880,003.36 - Step 4: Simplify right side
1,559,107.36x = 1,893,226,627,055.89 - Step 5: Solve for x
x = 1,893,226,627,055.89/1,559,107.36 - Step 6: Final answer
x = 1,214,301.64
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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.