Finding the Fourth Proportional to 1,606,275.60, 2,216,618.70 and 917,903.68
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Solution
The fourth proportional to 1,606,275.60, 2,216,618.70 and 917,903.68 is: 1,266,683.29
Step by Step Solution
- Step 1: Write the proportion equation
1,606,275.60 : 2,216,618.70 = 917,903.68 : x - Step 2: Convert to fraction form
1,606,275.60/2,216,618.70 = 917,903.68/x - Step 3: Cross multiply
1,606,275.60x = 2,216,618.70 × 917,903.68 - Step 4: Simplify right side
1,606,275.60x = 2,034,642,452,903.13 - Step 5: Solve for x
x = 2,034,642,452,903.13/1,606,275.60 - Step 6: Final answer
x = 1,266,683.29
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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.