Finding the Fourth Proportional to 1,271,465.86, 1,756,177.05 and 950,602.18
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Solution
The fourth proportional to 1,271,465.86, 1,756,177.05 and 950,602.18 is: 1,312,992.97
Step by Step Solution
- Step 1: Write the proportion equation
1,271,465.86 : 1,756,177.05 = 950,602.18 : x - Step 2: Convert to fraction form
1,271,465.86/1,756,177.05 = 950,602.18/x - Step 3: Cross multiply
1,271,465.86x = 1,756,177.05 × 950,602.18 - Step 4: Simplify right side
1,271,465.86x = 1,669,425,732,195.97 - Step 5: Solve for x
x = 1,669,425,732,195.97/1,271,465.86 - Step 6: Final answer
x = 1,312,992.97
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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.