Finding the Fourth Proportional to 1,046,302.05, 1,569,054.69 and 619,958.19
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Solution
The fourth proportional to 1,046,302.05, 1,569,054.69 and 619,958.19 is: 929,701.23
Step by Step Solution
- Step 1: Write the proportion equation
1,046,302.05 : 1,569,054.69 = 619,958.19 : x - Step 2: Convert to fraction form
1,046,302.05/1,569,054.69 = 619,958.19/x - Step 3: Cross multiply
1,046,302.05x = 1,569,054.69 × 619,958.19 - Step 4: Simplify right side
1,046,302.05x = 972,748,305,623.41 - Step 5: Solve for x
x = 972,748,305,623.41/1,046,302.05 - Step 6: Final answer
x = 929,701.23
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.