Finding the Fourth Proportional to 2,564,477.28, 3,539,170.56 and 1,461,934.96
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Solution
The fourth proportional to 2,564,477.28, 3,539,170.56 and 1,461,934.96 is: 2,017,579.65
Step by Step Solution
- Step 1: Write the proportion equation
2,564,477.28 : 3,539,170.56 = 1,461,934.96 : x - Step 2: Convert to fraction form
2,564,477.28/3,539,170.56 = 1,461,934.96/x - Step 3: Cross multiply
2,564,477.28x = 3,539,170.56 × 1,461,934.96 - Step 4: Simplify right side
2,564,477.28x = 5,174,037,171,066.78 - Step 5: Solve for x
x = 5,174,037,171,066.78/2,564,477.28 - Step 6: Final answer
x = 2,017,579.65
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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.