Finding the Fourth Proportional to 1,781,240.16, 2,671,862.10 and 433,402.68
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Solution
The fourth proportional to 1,781,240.16, 2,671,862.10 and 433,402.68 is: 650,104.47
Step by Step Solution
- Step 1: Write the proportion equation
1,781,240.16 : 2,671,862.10 = 433,402.68 : x - Step 2: Convert to fraction form
1,781,240.16/2,671,862.10 = 433,402.68/x - Step 3: Cross multiply
1,781,240.16x = 2,671,862.10 × 433,402.68 - Step 4: Simplify right side
1,781,240.16x = 1,157,992,194,730.43 - Step 5: Solve for x
x = 1,157,992,194,730.43/1,781,240.16 - Step 6: Final answer
x = 650,104.47
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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.