Finding the Fourth Proportional to 1,283,581.10, 1,926,340.02 and 877,803.71
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Solution
The fourth proportional to 1,283,581.10, 1,926,340.02 and 877,803.71 is: 1,317,367.79
Step by Step Solution
- Step 1: Write the proportion equation
1,283,581.10 : 1,926,340.02 = 877,803.71 : x - Step 2: Convert to fraction form
1,283,581.10/1,926,340.02 = 877,803.71/x - Step 3: Cross multiply
1,283,581.10x = 1,926,340.02 × 877,803.71 - Step 4: Simplify right side
1,283,581.10x = 1,690,948,406,645.77 - Step 5: Solve for x
x = 1,690,948,406,645.77/1,283,581.10 - Step 6: Final answer
x = 1,317,367.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.