Finding the Fourth Proportional to 1,532,565.18, 2,114,939.16 and 888,358.68
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Solution
The fourth proportional to 1,532,565.18, 2,114,939.16 and 888,358.68 is: 1,225,934.52
Step by Step Solution
- Step 1: Write the proportion equation
1,532,565.18 : 2,114,939.16 = 888,358.68 : x - Step 2: Convert to fraction form
1,532,565.18/2,114,939.16 = 888,358.68/x - Step 3: Cross multiply
1,532,565.18x = 2,114,939.16 × 888,358.68 - Step 4: Simplify right side
1,532,565.18x = 1,878,824,560,457.91 - Step 5: Solve for x
x = 1,878,824,560,457.91/1,532,565.18 - Step 6: Final answer
x = 1,225,934.52
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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.