Finding the Fourth Proportional to 2,248,710.84, 3,101,117.88 and 1,791,345.96
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Solution
The fourth proportional to 2,248,710.84, 3,101,117.88 and 1,791,345.96 is: 2,470,382.09
Step by Step Solution
- Step 1: Write the proportion equation
2,248,710.84 : 3,101,117.88 = 1,791,345.96 : x - Step 2: Convert to fraction form
2,248,710.84/3,101,117.88 = 1,791,345.96/x - Step 3: Cross multiply
2,248,710.84x = 3,101,117.88 × 1,791,345.96 - Step 4: Simplify right side
2,248,710.84x = 5,555,174,985,821.76 - Step 5: Solve for x
x = 5,555,174,985,821.76/2,248,710.84 - Step 6: Final answer
x = 2,470,382.09
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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.