Finding the Fourth Proportional to 2,169,565.16, 2,994,026.99 and 1,251,984.74
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Solution
The fourth proportional to 2,169,565.16, 2,994,026.99 and 1,251,984.74 is: 1,727,754.56
Step by Step Solution
- Step 1: Write the proportion equation
2,169,565.16 : 2,994,026.99 = 1,251,984.74 : x - Step 2: Convert to fraction form
2,169,565.16/2,994,026.99 = 1,251,984.74/x - Step 3: Cross multiply
2,169,565.16x = 2,994,026.99 × 1,251,984.74 - Step 4: Simplify right side
2,169,565.16x = 3,748,476,081,398.07 - Step 5: Solve for x
x = 3,748,476,081,398.07/2,169,565.16 - Step 6: Final answer
x = 1,727,754.56
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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.