Finding the Fourth Proportional to 1,132,557.18, 1,562,929.16 and 623,259.55
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Solution
The fourth proportional to 1,132,557.18, 1,562,929.16 and 623,259.55 is: 860,098.32
Step by Step Solution
- Step 1: Write the proportion equation
1,132,557.18 : 1,562,929.16 = 623,259.55 : x - Step 2: Convert to fraction form
1,132,557.18/1,562,929.16 = 623,259.55/x - Step 3: Cross multiply
1,132,557.18x = 1,562,929.16 × 623,259.55 - Step 4: Simplify right side
1,132,557.18x = 974,110,524,943.48 - Step 5: Solve for x
x = 974,110,524,943.48/1,132,557.18 - Step 6: Final answer
x = 860,098.32
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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.