Finding the Fourth Proportional to 4,830,779.01, 6,666,385.35 and 2,655,275.65
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Solution
The fourth proportional to 4,830,779.01, 6,666,385.35 and 2,655,275.65 is: 3,664,231.10
Step by Step Solution
- Step 1: Write the proportion equation
4,830,779.01 : 6,666,385.35 = 2,655,275.65 : x - Step 2: Convert to fraction form
4,830,779.01/6,666,385.35 = 2,655,275.65/x - Step 3: Cross multiply
4,830,779.01x = 6,666,385.35 × 2,655,275.65 - Step 4: Simplify right side
4,830,779.01x = 17,701,090,686,663.05 - Step 5: Solve for x
x = 17,701,090,686,663.05/4,830,779.01 - Step 6: Final answer
x = 3,664,231.10
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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.