Finding the Fourth Proportional to 4,671,280.40, 6,446,368.68 and 2,525,104.40
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Solution
The fourth proportional to 4,671,280.40, 6,446,368.68 and 2,525,104.40 is: 3,484,645.01
Step by Step Solution
- Step 1: Write the proportion equation
4,671,280.40 : 6,446,368.68 = 2,525,104.40 : x - Step 2: Convert to fraction form
4,671,280.40/6,446,368.68 = 2,525,104.40/x - Step 3: Cross multiply
4,671,280.40x = 6,446,368.68 × 2,525,104.40 - Step 4: Simplify right side
4,671,280.40x = 16,277,753,917,890.19 - Step 5: Solve for x
x = 16,277,753,917,890.19/4,671,280.40 - Step 6: Final answer
x = 3,484,645.01
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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.