Finding the Fourth Proportional to 2,249,285.84, 3,104,005.16 and 1,216,791.19
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Solution
The fourth proportional to 2,249,285.84, 3,104,005.16 and 1,216,791.19 is: 1,679,166.81
Step by Step Solution
- Step 1: Write the proportion equation
2,249,285.84 : 3,104,005.16 = 1,216,791.19 : x - Step 2: Convert to fraction form
2,249,285.84/3,104,005.16 = 1,216,791.19/x - Step 3: Cross multiply
2,249,285.84x = 3,104,005.16 × 1,216,791.19 - Step 4: Simplify right side
2,249,285.84x = 3,776,926,110,798.56 - Step 5: Solve for x
x = 3,776,926,110,798.56/2,249,285.84 - Step 6: Final answer
x = 1,679,166.81
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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.