Finding the Fourth Proportional to 1,818,865.76, 2,727,547.98 and 620,884.68
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Solution
The fourth proportional to 1,818,865.76, 2,727,547.98 and 620,884.68 is: 931,070.78
Step by Step Solution
- Step 1: Write the proportion equation
1,818,865.76 : 2,727,547.98 = 620,884.68 : x - Step 2: Convert to fraction form
1,818,865.76/2,727,547.98 = 620,884.68/x - Step 3: Cross multiply
1,818,865.76x = 2,727,547.98 × 620,884.68 - Step 4: Simplify right side
1,818,865.76x = 1,693,492,754,746.95 - Step 5: Solve for x
x = 1,693,492,754,746.95/1,818,865.76 - Step 6: Final answer
x = 931,070.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.