Finding the Fourth Proportional to 3,176,398.49, 4,765,487.12 and 1,284,468.53
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Solution
The fourth proportional to 3,176,398.49, 4,765,487.12 and 1,284,468.53 is: 1,927,062.45
Step by Step Solution
- Step 1: Write the proportion equation
3,176,398.49 : 4,765,487.12 = 1,284,468.53 : x - Step 2: Convert to fraction form
3,176,398.49/4,765,487.12 = 1,284,468.53/x - Step 3: Cross multiply
3,176,398.49x = 4,765,487.12 × 1,284,468.53 - Step 4: Simplify right side
3,176,398.49x = 6,121,118,246,068.47 - Step 5: Solve for x
x = 6,121,118,246,068.47/3,176,398.49 - Step 6: Final answer
x = 1,927,062.45
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.