Finding the Fourth Proportional to 1,688,898.74, 2,330,700.09 and 924,984.50
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Solution
The fourth proportional to 1,688,898.74, 2,330,700.09 and 924,984.50 is: 1,276,489.47
Step by Step Solution
- Step 1: Write the proportion equation
1,688,898.74 : 2,330,700.09 = 924,984.50 : x - Step 2: Convert to fraction form
1,688,898.74/2,330,700.09 = 924,984.50/x - Step 3: Cross multiply
1,688,898.74x = 2,330,700.09 × 924,984.50 - Step 4: Simplify right side
1,688,898.74x = 2,155,861,457,398.61 - Step 5: Solve for x
x = 2,155,861,457,398.61/1,688,898.74 - Step 6: Final answer
x = 1,276,489.47
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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.