Finding the Fourth Proportional to 2,872,083.87, 3,963,424.32 and 1,565,347.68
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Solution
The fourth proportional to 2,872,083.87, 3,963,424.32 and 1,565,347.68 is: 2,160,151.77
Step by Step Solution
- Step 1: Write the proportion equation
2,872,083.87 : 3,963,424.32 = 1,565,347.68 : x - Step 2: Convert to fraction form
2,872,083.87/3,963,424.32 = 1,565,347.68/x - Step 3: Cross multiply
2,872,083.87x = 3,963,424.32 × 1,565,347.68 - Step 4: Simplify right side
2,872,083.87x = 6,204,137,064,167.58 - Step 5: Solve for x
x = 6,204,137,064,167.58/2,872,083.87 - Step 6: Final answer
x = 2,160,151.77
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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.