Finding the Fourth Proportional to 1,073,661.51, 1,481,681.23 and 583,663.99
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Solution
The fourth proportional to 1,073,661.51, 1,481,681.23 and 583,663.99 is: 805,471.71
Step by Step Solution
- Step 1: Write the proportion equation
1,073,661.51 : 1,481,681.23 = 583,663.99 : x - Step 2: Convert to fraction form
1,073,661.51/1,481,681.23 = 583,663.99/x - Step 3: Cross multiply
1,073,661.51x = 1,481,681.23 × 583,663.99 - Step 4: Simplify right side
1,073,661.51x = 864,803,971,201.50 - Step 5: Solve for x
x = 864,803,971,201.50/1,073,661.51 - Step 6: Final answer
x = 805,471.71
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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.