Finding the Fourth Proportional to 1,845,267.90, 2,769,975.45 and 1,426,400.70
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Solution
The fourth proportional to 1,845,267.90, 2,769,975.45 and 1,426,400.70 is: 2,141,203.95
Step by Step Solution
- Step 1: Write the proportion equation
1,845,267.90 : 2,769,975.45 = 1,426,400.70 : x - Step 2: Convert to fraction form
1,845,267.90/2,769,975.45 = 1,426,400.70/x - Step 3: Cross multiply
1,845,267.90x = 2,769,975.45 × 1,426,400.70 - Step 4: Simplify right side
1,845,267.90x = 3,951,094,920,862.82 - Step 5: Solve for x
x = 3,951,094,920,862.82/1,845,267.90 - Step 6: Final answer
x = 2,141,203.95
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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.