Finding the Fourth Proportional to 1,688,413.04, 2,330,068.56 and 924,471.84
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Solution
The fourth proportional to 1,688,413.04, 2,330,068.56 and 924,471.84 is: 1,275,803.21
Step by Step Solution
- Step 1: Write the proportion equation
1,688,413.04 : 2,330,068.56 = 924,471.84 : x - Step 2: Convert to fraction form
1,688,413.04/2,330,068.56 = 924,471.84/x - Step 3: Cross multiply
1,688,413.04x = 2,330,068.56 × 924,471.84 - Step 4: Simplify right side
1,688,413.04x = 2,154,082,768,989.35 - Step 5: Solve for x
x = 2,154,082,768,989.35/1,688,413.04 - Step 6: Final answer
x = 1,275,803.21
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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.