Finding the Fourth Proportional to 1,624,280.08, 2,241,511.64 and 879,205.84
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Solution
The fourth proportional to 1,624,280.08, 2,241,511.64 and 879,205.84 is: 1,213,306.84
Step by Step Solution
- Step 1: Write the proportion equation
1,624,280.08 : 2,241,511.64 = 879,205.84 : x - Step 2: Convert to fraction form
1,624,280.08/2,241,511.64 = 879,205.84/x - Step 3: Cross multiply
1,624,280.08x = 2,241,511.64 × 879,205.84 - Step 4: Simplify right side
1,624,280.08x = 1,970,750,124,315.98 - Step 5: Solve for x
x = 1,970,750,124,315.98/1,624,280.08 - Step 6: Final answer
x = 1,213,306.84
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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.