Finding the Fourth Proportional to 1,602,565.13, 2,211,452.28 and 877,272.55
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Solution
The fourth proportional to 1,602,565.13, 2,211,452.28 and 877,272.55 is: 1,210,588.17
Step by Step Solution
- Step 1: Write the proportion equation
1,602,565.13 : 2,211,452.28 = 877,272.55 : x - Step 2: Convert to fraction form
1,602,565.13/2,211,452.28 = 877,272.55/x - Step 3: Cross multiply
1,602,565.13x = 2,211,452.28 × 877,272.55 - Step 4: Simplify right side
1,602,565.13x = 1,940,046,380,878.91 - Step 5: Solve for x
x = 1,940,046,380,878.91/1,602,565.13 - Step 6: Final answer
x = 1,210,588.17
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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.