Finding the Fourth Proportional to 3,547,538.66, 4,895,603.65 and 1,937,906.66
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Solution
The fourth proportional to 3,547,538.66, 4,895,603.65 and 1,937,906.66 is: 2,674,311.35
Step by Step Solution
- Step 1: Write the proportion equation
3,547,538.66 : 4,895,603.65 = 1,937,906.66 : x - Step 2: Convert to fraction form
3,547,538.66/4,895,603.65 = 1,937,906.66/x - Step 3: Cross multiply
3,547,538.66x = 4,895,603.65 × 1,937,906.66 - Step 4: Simplify right side
3,547,538.66x = 9,487,222,918,055.31 - Step 5: Solve for x
x = 9,487,222,918,055.31/3,547,538.66 - Step 6: Final answer
x = 2,674,311.35
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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.