Finding the Fourth Proportional to 1,482,803.81, 2,046,267.29 and 803,740.13
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Solution
The fourth proportional to 1,482,803.81, 2,046,267.29 and 803,740.13 is: 1,109,160.31
Step by Step Solution
- Step 1: Write the proportion equation
1,482,803.81 : 2,046,267.29 = 803,740.13 : x - Step 2: Convert to fraction form
1,482,803.81/2,046,267.29 = 803,740.13/x - Step 3: Cross multiply
1,482,803.81x = 2,046,267.29 × 803,740.13 - Step 4: Simplify right side
1,482,803.81x = 1,644,667,129,457.36 - Step 5: Solve for x
x = 1,644,667,129,457.36/1,482,803.81 - Step 6: Final answer
x = 1,109,160.31
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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.