Finding the Fourth Proportional to 1,448,210.70, 1,998,368.58 and 803,658.06
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Solution
The fourth proportional to 1,448,210.70, 1,998,368.58 and 803,658.06 is: 1,108,958.12
Step by Step Solution
- Step 1: Write the proportion equation
1,448,210.70 : 1,998,368.58 = 803,658.06 : x - Step 2: Convert to fraction form
1,448,210.70/1,998,368.58 = 803,658.06/x - Step 3: Cross multiply
1,448,210.70x = 1,998,368.58 × 803,658.06 - Step 4: Simplify right side
1,448,210.70x = 1,606,005,016,167.76 - Step 5: Solve for x
x = 1,606,005,016,167.76/1,448,210.70 - Step 6: Final answer
x = 1,108,958.12
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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.