Finding the Fourth Proportional to 2,486,000.80, 3,710,780.84 and 2,303,422.48
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Solution
The fourth proportional to 2,486,000.80, 3,710,780.84 and 2,303,422.48 is: 3,438,251.51
Step by Step Solution
- Step 1: Write the proportion equation
2,486,000.80 : 3,710,780.84 = 2,303,422.48 : x - Step 2: Convert to fraction form
2,486,000.80/3,710,780.84 = 2,303,422.48/x - Step 3: Cross multiply
2,486,000.80x = 3,710,780.84 × 2,303,422.48 - Step 4: Simplify right side
2,486,000.80x = 8,547,496,005,209.28 - Step 5: Solve for x
x = 8,547,496,005,209.28/2,486,000.80 - Step 6: Final answer
x = 3,438,251.51
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.