Finding the Fourth Proportional to 1,815,513.84, 2,723,675.16 and 553,439.76
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Solution
The fourth proportional to 1,815,513.84, 2,723,675.16 and 553,439.76 is: 830,282.92
Step by Step Solution
- Step 1: Write the proportion equation
1,815,513.84 : 2,723,675.16 = 553,439.76 : x - Step 2: Convert to fraction form
1,815,513.84/2,723,675.16 = 553,439.76/x - Step 3: Cross multiply
1,815,513.84x = 2,723,675.16 × 553,439.76 - Step 4: Simplify right side
1,815,513.84x = 1,507,390,126,868.36 - Step 5: Solve for x
x = 1,507,390,126,868.36/1,815,513.84 - Step 6: Final answer
x = 830,282.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.