Finding the Fourth Proportional to 1,896,642.95, 2,844,964.42 and 698,123.21
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Solution
The fourth proportional to 1,896,642.95, 2,844,964.42 and 698,123.21 is: 1,047,184.81
Step by Step Solution
- Step 1: Write the proportion equation
1,896,642.95 : 2,844,964.42 = 698,123.21 : x - Step 2: Convert to fraction form
1,896,642.95/2,844,964.42 = 698,123.21/x - Step 3: Cross multiply
1,896,642.95x = 2,844,964.42 × 698,123.21 - Step 4: Simplify right side
1,896,642.95x = 1,986,135,677,256.06 - Step 5: Solve for x
x = 1,986,135,677,256.06/1,896,642.95 - Step 6: Final answer
x = 1,047,184.81
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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.