Finding the Fourth Proportional to 2,402,387.50, 3,315,294.97 and 1,314,659.02
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Solution
The fourth proportional to 2,402,387.50, 3,315,294.97 and 1,314,659.02 is: 1,814,229.57
Step by Step Solution
- Step 1: Write the proportion equation
2,402,387.50 : 3,315,294.97 = 1,314,659.02 : x - Step 2: Convert to fraction form
2,402,387.50/3,315,294.97 = 1,314,659.02/x - Step 3: Cross multiply
2,402,387.50x = 3,315,294.97 × 1,314,659.02 - Step 4: Simplify right side
2,402,387.50x = 4,358,482,436,271.13 - Step 5: Solve for x
x = 4,358,482,436,271.13/2,402,387.50 - Step 6: Final answer
x = 1,814,229.57
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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.