Finding the Fourth Proportional to 1,602,642.41, 2,211,646.80 and 877,535.06
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Solution
The fourth proportional to 1,602,642.41, 2,211,646.80 and 877,535.06 is: 1,210,998.53
Step by Step Solution
- Step 1: Write the proportion equation
1,602,642.41 : 2,211,646.80 = 877,535.06 : x - Step 2: Convert to fraction form
1,602,642.41/2,211,646.80 = 877,535.06/x - Step 3: Cross multiply
1,602,642.41x = 2,211,646.80 × 877,535.06 - Step 4: Simplify right side
1,602,642.41x = 1,940,797,607,336.81 - Step 5: Solve for x
x = 1,940,797,607,336.81/1,602,642.41 - Step 6: Final answer
x = 1,210,998.53
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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.