Finding the Fourth Proportional to 1,031,448.19, 1,546,821.86 and 357,372.15
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Solution
The fourth proportional to 1,031,448.19, 1,546,821.86 and 357,372.15 is: 535,936.81
Step by Step Solution
- Step 1: Write the proportion equation
1,031,448.19 : 1,546,821.86 = 357,372.15 : x - Step 2: Convert to fraction form
1,031,448.19/1,546,821.86 = 357,372.15/x - Step 3: Cross multiply
1,031,448.19x = 1,546,821.86 × 357,372.15 - Step 4: Simplify right side
1,031,448.19x = 552,791,054,668.63 - Step 5: Solve for x
x = 552,791,054,668.63/1,031,448.19 - Step 6: Final answer
x = 535,936.81
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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.