Finding the Fourth Proportional to 4,736,117.12, 6,535,836.05 and 2,560,655.11
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Solution
The fourth proportional to 4,736,117.12, 6,535,836.05 and 2,560,655.11 is: 3,533,701.04
Step by Step Solution
- Step 1: Write the proportion equation
4,736,117.12 : 6,535,836.05 = 2,560,655.11 : x - Step 2: Convert to fraction form
4,736,117.12/6,535,836.05 = 2,560,655.11/x - Step 3: Cross multiply
4,736,117.12x = 6,535,836.05 × 2,560,655.11 - Step 4: Simplify right side
4,736,117.12x = 16,736,021,979,554.71 - Step 5: Solve for x
x = 16,736,021,979,554.71/4,736,117.12 - Step 6: Final answer
x = 3,533,701.04
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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.