Finding the Fourth Proportional to 4,430,362.87, 6,645,544.31 and 1,064,569.87
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Solution
The fourth proportional to 4,430,362.87, 6,645,544.31 and 1,064,569.87 is: 1,596,854.80
Step by Step Solution
- Step 1: Write the proportion equation
4,430,362.87 : 6,645,544.31 = 1,064,569.87 : x - Step 2: Convert to fraction form
4,430,362.87/6,645,544.31 = 1,064,569.87/x - Step 3: Cross multiply
4,430,362.87x = 6,645,544.31 × 1,064,569.87 - Step 4: Simplify right side
4,430,362.87x = 7,074,646,233,137.98 - Step 5: Solve for x
x = 7,074,646,233,137.98/4,430,362.87 - Step 6: Final answer
x = 1,596,854.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.