Finding the Fourth Proportional to 1,249,195.80, 1,723,888.26 and 676,235.82
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Solution
The fourth proportional to 1,249,195.80, 1,723,888.26 and 676,235.82 is: 933,204.38
Step by Step Solution
- Step 1: Write the proportion equation
1,249,195.80 : 1,723,888.26 = 676,235.82 : x - Step 2: Convert to fraction form
1,249,195.80/1,723,888.26 = 676,235.82/x - Step 3: Cross multiply
1,249,195.80x = 1,723,888.26 × 676,235.82 - Step 4: Simplify right side
1,249,195.80x = 1,165,754,991,089.47 - Step 5: Solve for x
x = 1,165,754,991,089.47/1,249,195.80 - Step 6: Final answer
x = 933,204.38
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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.