Finding the Fourth Proportional to 1,872,973.80, 2,584,821 and 1,057,315.68
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Solution
The fourth proportional to 1,872,973.80, 2,584,821 and 1,057,315.68 is: 1,459,161.77
Step by Step Solution
- Step 1: Write the proportion equation
1,872,973.80 : 2,584,821 = 1,057,315.68 : x - Step 2: Convert to fraction form
1,872,973.80/2,584,821 = 1,057,315.68/x - Step 3: Cross multiply
1,872,973.80x = 2,584,821 × 1,057,315.68 - Step 4: Simplify right side
1,872,973.80x = 2,732,971,773,293.28 - Step 5: Solve for x
x = 2,732,971,773,293.28/1,872,973.80 - Step 6: Final answer
x = 1,459,161.77
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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.