Finding the Fourth Proportional to 2,030,681.53, 2,802,334.67 and 1,125,263.53
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Solution
The fourth proportional to 2,030,681.53, 2,802,334.67 and 1,125,263.53 is: 1,552,860.43
Step by Step Solution
- Step 1: Write the proportion equation
2,030,681.53 : 2,802,334.67 = 1,125,263.53 : x - Step 2: Convert to fraction form
2,030,681.53/2,802,334.67 = 1,125,263.53/x - Step 3: Cross multiply
2,030,681.53x = 2,802,334.67 × 1,125,263.53 - Step 4: Simplify right side
2,030,681.53x = 3,153,364,988,993.91 - Step 5: Solve for x
x = 3,153,364,988,993.91/2,030,681.53 - Step 6: Final answer
x = 1,552,860.43
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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.