Finding the Fourth Proportional to 5,352,807.02, 7,386,675.98 and 2,905,366.05
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Solution
The fourth proportional to 5,352,807.02, 7,386,675.98 and 2,905,366.05 is: 4,009,297.84
Step by Step Solution
- Step 1: Write the proportion equation
5,352,807.02 : 7,386,675.98 = 2,905,366.05 : x - Step 2: Convert to fraction form
5,352,807.02/7,386,675.98 = 2,905,366.05/x - Step 3: Cross multiply
5,352,807.02x = 7,386,675.98 × 2,905,366.05 - Step 4: Simplify right side
5,352,807.02x = 21,460,997,600,115.64 - Step 5: Solve for x
x = 21,460,997,600,115.64/5,352,807.02 - Step 6: Final answer
x = 4,009,297.84
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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.