Finding the Fourth Proportional to 1,454,574.18, 2,182,204.71 and 457,302.18
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Solution
The fourth proportional to 1,454,574.18, 2,182,204.71 and 457,302.18 is: 686,061.24
Step by Step Solution
- Step 1: Write the proportion equation
1,454,574.18 : 2,182,204.71 = 457,302.18 : x - Step 2: Convert to fraction form
1,454,574.18/2,182,204.71 = 457,302.18/x - Step 3: Cross multiply
1,454,574.18x = 2,182,204.71 × 457,302.18 - Step 4: Simplify right side
1,454,574.18x = 997,926,971,089.27 - Step 5: Solve for x
x = 997,926,971,089.27/1,454,574.18 - Step 6: Final answer
x = 686,061.24
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1.5x scale
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.