Finding the Fourth Proportional to 1,129,351.84, 1,693,668.08 and 371,017.28
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Solution
The fourth proportional to 1,129,351.84, 1,693,668.08 and 371,017.28 is: 556,407.76
Step by Step Solution
- Step 1: Write the proportion equation
1,129,351.84 : 1,693,668.08 = 371,017.28 : x - Step 2: Convert to fraction form
1,129,351.84/1,693,668.08 = 371,017.28/x - Step 3: Cross multiply
1,129,351.84x = 1,693,668.08 × 371,017.28 - Step 4: Simplify right side
1,129,351.84x = 628,380,124,264.42 - Step 5: Solve for x
x = 628,380,124,264.42/1,129,351.84 - Step 6: Final answer
x = 556,407.76
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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.