Finding the Fourth Proportional to 1,617,698.76, 2,232,621.99 and 929,369.31
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Solution
The fourth proportional to 1,617,698.76, 2,232,621.99 and 929,369.31 is: 1,282,643.23
Step by Step Solution
- Step 1: Write the proportion equation
1,617,698.76 : 2,232,621.99 = 929,369.31 : x - Step 2: Convert to fraction form
1,617,698.76/2,232,621.99 = 929,369.31/x - Step 3: Cross multiply
1,617,698.76x = 2,232,621.99 × 929,369.31 - Step 4: Simplify right side
1,617,698.76x = 2,074,930,358,337.13 - Step 5: Solve for x
x = 2,074,930,358,337.13/1,617,698.76 - Step 6: Final answer
x = 1,282,643.23
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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.