Finding the Fourth Proportional to 1,132,822.36, 1,563,339.18 and 623,572.12
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Solution
The fourth proportional to 1,132,822.36, 1,563,339.18 and 623,572.12 is: 860,553.92
Step by Step Solution
- Step 1: Write the proportion equation
1,132,822.36 : 1,563,339.18 = 623,572.12 : x - Step 2: Convert to fraction form
1,132,822.36/1,563,339.18 = 623,572.12/x - Step 3: Cross multiply
1,132,822.36x = 1,563,339.18 × 623,572.12 - Step 4: Simplify right side
1,132,822.36x = 974,854,726,751.66 - Step 5: Solve for x
x = 974,854,726,751.66/1,132,822.36 - Step 6: Final answer
x = 860,553.92
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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.