Finding the Fourth Proportional to 1,688,900.24, 2,330,702.16 and 924,986
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Solution
The fourth proportional to 1,688,900.24, 2,330,702.16 and 924,986 is: 1,276,491.54
Step by Step Solution
- Step 1: Write the proportion equation
1,688,900.24 : 2,330,702.16 = 924,986 : x - Step 2: Convert to fraction form
1,688,900.24/2,330,702.16 = 924,986/x - Step 3: Cross multiply
1,688,900.24x = 2,330,702.16 × 924,986 - Step 4: Simplify right side
1,688,900.24x = 2,155,866,868,169.76 - Step 5: Solve for x
x = 2,155,866,868,169.76/1,688,900.24 - Step 6: Final answer
x = 1,276,491.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.