Finding the Fourth Proportional to 2,356,240.81, 3,251,876.24 and 1,426,461.05
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Solution
The fourth proportional to 2,356,240.81, 3,251,876.24 and 1,426,461.05 is: 1,968,676.02
Step by Step Solution
- Step 1: Write the proportion equation
2,356,240.81 : 3,251,876.24 = 1,426,461.05 : x - Step 2: Convert to fraction form
2,356,240.81/3,251,876.24 = 1,426,461.05/x - Step 3: Cross multiply
2,356,240.81x = 3,251,876.24 × 1,426,461.05 - Step 4: Simplify right side
2,356,240.81x = 4,638,674,779,521.07 - Step 5: Solve for x
x = 4,638,674,779,521.07/2,356,240.81 - Step 6: Final answer
x = 1,968,676.02
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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.