Finding the Fourth Proportional to 3,722,005.76, 5,583,393.18 and 1,026,331.44
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Solution
The fourth proportional to 3,722,005.76, 5,583,393.18 and 1,026,331.44 is: 1,539,603.20
Step by Step Solution
- Step 1: Write the proportion equation
3,722,005.76 : 5,583,393.18 = 1,026,331.44 : x - Step 2: Convert to fraction form
3,722,005.76/5,583,393.18 = 1,026,331.44/x - Step 3: Cross multiply
3,722,005.76x = 5,583,393.18 × 1,026,331.44 - Step 4: Simplify right side
3,722,005.76x = 5,730,411,962,515.58 - Step 5: Solve for x
x = 5,730,411,962,515.58/3,722,005.76 - Step 6: Final answer
x = 1,539,603.20
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.