Finding the Fourth Proportional to 4,787,607.05, 7,180,878.44 and 1,713,473.74
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Solution
The fourth proportional to 4,787,607.05, 7,180,878.44 and 1,713,473.74 is: 2,570,020.15
Step by Step Solution
- Step 1: Write the proportion equation
4,787,607.05 : 7,180,878.44 = 1,713,473.74 : x - Step 2: Convert to fraction form
4,787,607.05/7,180,878.44 = 1,713,473.74/x - Step 3: Cross multiply
4,787,607.05x = 7,180,878.44 × 1,713,473.74 - Step 4: Simplify right side
4,787,607.05x = 12,304,246,592,600.40 - Step 5: Solve for x
x = 12,304,246,592,600.40/4,787,607.05 - Step 6: Final answer
x = 2,570,020.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.