Finding the Fourth Proportional to 4,124,875.81, 5,692,242.99 and 2,289,227.53
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Solution
The fourth proportional to 4,124,875.81, 5,692,242.99 and 2,289,227.53 is: 3,159,086.47
Step by Step Solution
- Step 1: Write the proportion equation
4,124,875.81 : 5,692,242.99 = 2,289,227.53 : x - Step 2: Convert to fraction form
4,124,875.81/5,692,242.99 = 2,289,227.53/x - Step 3: Cross multiply
4,124,875.81x = 5,692,242.99 × 2,289,227.53 - Step 4: Simplify right side
4,124,875.81x = 13,030,839,360,157.51 - Step 5: Solve for x
x = 13,030,839,360,157.51/4,124,875.81 - Step 6: Final answer
x = 3,159,086.47
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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.