Finding the Fourth Proportional to 1,598,542.21, 2,205,962.17 and 873,374.32
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Solution
The fourth proportional to 1,598,542.21, 2,205,962.17 and 873,374.32 is: 1,205,242.31
Step by Step Solution
- Step 1: Write the proportion equation
1,598,542.21 : 2,205,962.17 = 873,374.32 : x - Step 2: Convert to fraction form
1,598,542.21/2,205,962.17 = 873,374.32/x - Step 3: Cross multiply
1,598,542.21x = 2,205,962.17 × 873,374.32 - Step 4: Simplify right side
1,598,542.21x = 1,926,630,710,169.47 - Step 5: Solve for x
x = 1,926,630,710,169.47/1,598,542.21 - Step 6: Final answer
x = 1,205,242.31
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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.