Finding the Fourth Proportional to 3,710,487.84, 5,566,430.97 and 1,405,671.33
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Solution
The fourth proportional to 3,710,487.84, 5,566,430.97 and 1,405,671.33 is: 2,108,771.88
Step by Step Solution
- Step 1: Write the proportion equation
3,710,487.84 : 5,566,430.97 = 1,405,671.33 : x - Step 2: Convert to fraction form
3,710,487.84/5,566,430.97 = 1,405,671.33/x - Step 3: Cross multiply
3,710,487.84x = 5,566,430.97 × 1,405,671.33 - Step 4: Simplify right side
3,710,487.84x = 7,824,572,419,681.82 - Step 5: Solve for x
x = 7,824,572,419,681.82/3,710,487.84 - Step 6: Final answer
x = 2,108,771.88
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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.