Finding the Fourth Proportional to 1,604,207.84, 2,407,487.88 and 1,292,429.12
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Solution
The fourth proportional to 1,604,207.84, 2,407,487.88 and 1,292,429.12 is: 1,939,591.22
Step by Step Solution
- Step 1: Write the proportion equation
1,604,207.84 : 2,407,487.88 = 1,292,429.12 : x - Step 2: Convert to fraction form
1,604,207.84/2,407,487.88 = 1,292,429.12/x - Step 3: Cross multiply
1,604,207.84x = 2,407,487.88 × 1,292,429.12 - Step 4: Simplify right side
1,604,207.84x = 3,111,507,442,159.07 - Step 5: Solve for x
x = 3,111,507,442,159.07/1,604,207.84 - Step 6: Final answer
x = 1,939,591.22
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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.