Finding the Fourth Proportional to 4,531,232.57, 6,249,917.36 and 2,982,000.65
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Solution
The fourth proportional to 4,531,232.57, 6,249,917.36 and 2,982,000.65 is: 4,113,065.78
Step by Step Solution
- Step 1: Write the proportion equation
4,531,232.57 : 6,249,917.36 = 2,982,000.65 : x - Step 2: Convert to fraction form
4,531,232.57/6,249,917.36 = 2,982,000.65/x - Step 3: Cross multiply
4,531,232.57x = 6,249,917.36 × 2,982,000.65 - Step 4: Simplify right side
4,531,232.57x = 18,637,257,615,056.28 - Step 5: Solve for x
x = 18,637,257,615,056.28/4,531,232.57 - Step 6: Final answer
x = 4,113,065.78
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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.