Finding the Fourth Proportional to 2,249,133.13, 3,103,881.15 and 1,230,537.88
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Solution
The fourth proportional to 2,249,133.13, 3,103,881.15 and 1,230,537.88 is: 1,698,184.64
Step by Step Solution
- Step 1: Write the proportion equation
2,249,133.13 : 3,103,881.15 = 1,230,537.88 : x - Step 2: Convert to fraction form
2,249,133.13/3,103,881.15 = 1,230,537.88/x - Step 3: Cross multiply
2,249,133.13x = 3,103,881.15 × 1,230,537.88 - Step 4: Simplify right side
2,249,133.13x = 3,819,443,330,092.96 - Step 5: Solve for x
x = 3,819,443,330,092.96/2,249,133.13 - Step 6: Final answer
x = 1,698,184.64
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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.