Finding the Fourth Proportional to 1,814,261.84, 2,503,849.14 and 998,631.13
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Solution
The fourth proportional to 1,814,261.84, 2,503,849.14 and 998,631.13 is: 1,378,203.32
Step by Step Solution
- Step 1: Write the proportion equation
1,814,261.84 : 2,503,849.14 = 998,631.13 : x - Step 2: Convert to fraction form
1,814,261.84/2,503,849.14 = 998,631.13/x - Step 3: Cross multiply
1,814,261.84x = 2,503,849.14 × 998,631.13 - Step 4: Simplify right side
1,814,261.84x = 2,500,421,697,271.47 - Step 5: Solve for x
x = 2,500,421,697,271.47/1,814,261.84 - Step 6: Final answer
x = 1,378,203.32
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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.