Finding the Fourth Proportional to 1,496,595.28, 2,065,346.84 and 817,575.52
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Solution
The fourth proportional to 1,496,595.28, 2,065,346.84 and 817,575.52 is: 1,128,278.99
Step by Step Solution
- Step 1: Write the proportion equation
1,496,595.28 : 2,065,346.84 = 817,575.52 : x - Step 2: Convert to fraction form
1,496,595.28/2,065,346.84 = 817,575.52/x - Step 3: Cross multiply
1,496,595.28x = 2,065,346.84 × 817,575.52 - Step 4: Simplify right side
1,496,595.28x = 1,688,577,016,693.36 - Step 5: Solve for x
x = 1,688,577,016,693.36/1,496,595.28 - Step 6: Final answer
x = 1,128,278.99
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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.