Finding the Fourth Proportional to 4,078,335.48, 5,626,510.02 and 2,335,073.19
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Solution
The fourth proportional to 4,078,335.48, 5,626,510.02 and 2,335,073.19 is: 3,221,488.95
Step by Step Solution
- Step 1: Write the proportion equation
4,078,335.48 : 5,626,510.02 = 2,335,073.19 : x - Step 2: Convert to fraction form
4,078,335.48/5,626,510.02 = 2,335,073.19/x - Step 3: Cross multiply
4,078,335.48x = 5,626,510.02 × 2,335,073.19 - Step 4: Simplify right side
4,078,335.48x = 13,138,312,679,868.95 - Step 5: Solve for x
x = 13,138,312,679,868.95/4,078,335.48 - Step 6: Final answer
x = 3,221,488.95
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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.