Finding the Fourth Proportional to 1,688,259.84, 2,329,797.50 and 924,313.20
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Solution
The fourth proportional to 1,688,259.84, 2,329,797.50 and 924,313.20 is: 1,275,551.63
Step by Step Solution
- Step 1: Write the proportion equation
1,688,259.84 : 2,329,797.50 = 924,313.20 : x - Step 2: Convert to fraction form
1,688,259.84/2,329,797.50 = 924,313.20/x - Step 3: Cross multiply
1,688,259.84x = 2,329,797.50 × 924,313.20 - Step 4: Simplify right side
1,688,259.84x = 2,153,462,582,577 - Step 5: Solve for x
x = 2,153,462,582,577/1,688,259.84 - Step 6: Final answer
x = 1,275,551.63
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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.