Finding the Fourth Proportional to 3,415,162.84, 4,712,523.34 and 1,887,178.84
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Solution
The fourth proportional to 3,415,162.84, 4,712,523.34 and 1,887,178.84 is: 2,604,085.00
Step by Step Solution
- Step 1: Write the proportion equation
3,415,162.84 : 4,712,523.34 = 1,887,178.84 : x - Step 2: Convert to fraction form
3,415,162.84/4,712,523.34 = 1,887,178.84/x - Step 3: Cross multiply
3,415,162.84x = 4,712,523.34 × 1,887,178.84 - Step 4: Simplify right side
3,415,162.84x = 8,893,374,330,254.13 - Step 5: Solve for x
x = 8,893,374,330,254.13/3,415,162.84 - Step 6: Final answer
x = 2,604,085.00
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1.5x scale
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.