Finding the Fourth Proportional to 1,712,952.80, 2,363,781.76 and 948,960.80
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Solution
The fourth proportional to 1,712,952.80, 2,363,781.76 and 948,960.80 is: 1,309,514.33
Step by Step Solution
- Step 1: Write the proportion equation
1,712,952.80 : 2,363,781.76 = 948,960.80 : x - Step 2: Convert to fraction form
1,712,952.80/2,363,781.76 = 948,960.80/x - Step 3: Cross multiply
1,712,952.80x = 2,363,781.76 × 948,960.80 - Step 4: Simplify right side
1,712,952.80x = 2,243,136,229,995.01 - Step 5: Solve for x
x = 2,243,136,229,995.01/1,712,952.80 - Step 6: Final answer
x = 1,309,514.33
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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.