Finding the Fourth Proportional to 1,132,962.24, 1,563,487.68 and 623,664.48
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Solution
The fourth proportional to 1,132,962.24, 1,563,487.68 and 623,664.48 is: 860,656.87
Step by Step Solution
- Step 1: Write the proportion equation
1,132,962.24 : 1,563,487.68 = 623,664.48 : x - Step 2: Convert to fraction form
1,132,962.24/1,563,487.68 = 623,664.48/x - Step 3: Cross multiply
1,132,962.24x = 1,563,487.68 × 623,664.48 - Step 4: Simplify right side
1,132,962.24x = 975,091,730,933.61 - Step 5: Solve for x
x = 975,091,730,933.61/1,132,962.24 - Step 6: Final answer
x = 860,656.87
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1.5x scale
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.