Finding the Fourth Proportional to 2,035,527.60, 2,808,918.36 and 1,130,051.28
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Solution
The fourth proportional to 2,035,527.60, 2,808,918.36 and 1,130,051.28 is: 1,559,409.85
Step by Step Solution
- Step 1: Write the proportion equation
2,035,527.60 : 2,808,918.36 = 1,130,051.28 : x - Step 2: Convert to fraction form
2,035,527.60/2,808,918.36 = 1,130,051.28/x - Step 3: Cross multiply
2,035,527.60x = 2,808,918.36 × 1,130,051.28 - Step 4: Simplify right side
2,035,527.60x = 3,174,221,788,133.50 - Step 5: Solve for x
x = 3,174,221,788,133.50/2,035,527.60 - Step 6: Final answer
x = 1,559,409.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.