Finding the Fourth Proportional to 4,017,103.49, 5,544,407.44 and 2,386,416.76
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Solution
The fourth proportional to 4,017,103.49, 5,544,407.44 and 2,386,416.76 is: 3,293,733.12
Step by Step Solution
- Step 1: Write the proportion equation
4,017,103.49 : 5,544,407.44 = 2,386,416.76 : x - Step 2: Convert to fraction form
4,017,103.49/5,544,407.44 = 2,386,416.76/x - Step 3: Cross multiply
4,017,103.49x = 5,544,407.44 × 2,386,416.76 - Step 4: Simplify right side
4,017,103.49x = 13,231,266,828,206.70 - Step 5: Solve for x
x = 13,231,266,828,206.70/4,017,103.49 - Step 6: Final answer
x = 3,293,733.12
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Double scale
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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.