Finding the Fourth Proportional to 1,121,040.84, 1,547,069.04 and 611,776.02
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Solution
The fourth proportional to 1,121,040.84, 1,547,069.04 and 611,776.02 is: 844,268.74
Step by Step Solution
- Step 1: Write the proportion equation
1,121,040.84 : 1,547,069.04 = 611,776.02 : x - Step 2: Convert to fraction form
1,121,040.84/1,547,069.04 = 611,776.02/x - Step 3: Cross multiply
1,121,040.84x = 1,547,069.04 × 611,776.02 - Step 4: Simplify right side
1,121,040.84x = 946,459,739,956.42 - Step 5: Solve for x
x = 946,459,739,956.42/1,121,040.84 - Step 6: Final answer
x = 844,268.74
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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.