Finding the Fourth Proportional to 2,755,925.07, 3,803,389.63 and 1,653,397.79
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Solution
The fourth proportional to 2,755,925.07, 3,803,389.63 and 1,653,397.79 is: 2,281,816.75
Step by Step Solution
- Step 1: Write the proportion equation
2,755,925.07 : 3,803,389.63 = 1,653,397.79 : x - Step 2: Convert to fraction form
2,755,925.07/3,803,389.63 = 1,653,397.79/x - Step 3: Cross multiply
2,755,925.07x = 3,803,389.63 × 1,653,397.79 - Step 4: Simplify right side
2,755,925.07x = 6,288,515,985,600.48 - Step 5: Solve for x
x = 6,288,515,985,600.48/2,755,925.07 - Step 6: Final answer
x = 2,281,816.75
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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.