Finding the Fourth Proportional to 1,032,437.75, 1,424,860.34 and 624,639.74
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Solution
The fourth proportional to 1,032,437.75, 1,424,860.34 and 624,639.74 is: 862,061.07
Step by Step Solution
- Step 1: Write the proportion equation
1,032,437.75 : 1,424,860.34 = 624,639.74 : x - Step 2: Convert to fraction form
1,032,437.75/1,424,860.34 = 624,639.74/x - Step 3: Cross multiply
1,032,437.75x = 1,424,860.34 × 624,639.74 - Step 4: Simplify right side
1,032,437.75x = 890,024,382,066.41 - Step 5: Solve for x
x = 890,024,382,066.41/1,032,437.75 - Step 6: Final answer
x = 862,061.07
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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.