Finding the Fourth Proportional to 1,811,014.36, 2,498,159.04 and 1,130,769.88
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Solution
The fourth proportional to 1,811,014.36, 2,498,159.04 and 1,130,769.88 is: 1,559,812.59
Step by Step Solution
- Step 1: Write the proportion equation
1,811,014.36 : 2,498,159.04 = 1,130,769.88 : x - Step 2: Convert to fraction form
1,811,014.36/2,498,159.04 = 1,130,769.88/x - Step 3: Cross multiply
1,811,014.36x = 2,498,159.04 × 1,130,769.88 - Step 4: Simplify right side
1,811,014.36x = 2,824,842,997,881.72 - Step 5: Solve for x
x = 2,824,842,997,881.72/1,811,014.36 - Step 6: Final answer
x = 1,559,812.59
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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.