Finding the Fourth Proportional to 1,497,698.10, 2,246,547.15 and 930,827.70
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Solution
The fourth proportional to 1,497,698.10, 2,246,547.15 and 930,827.70 is: 1,396,241.55
Step by Step Solution
- Step 1: Write the proportion equation
1,497,698.10 : 2,246,547.15 = 930,827.70 : x - Step 2: Convert to fraction form
1,497,698.10/2,246,547.15 = 930,827.70/x - Step 3: Cross multiply
1,497,698.10x = 2,246,547.15 × 930,827.70 - Step 4: Simplify right side
1,497,698.10x = 2,091,148,316,576.05 - Step 5: Solve for x
x = 2,091,148,316,576.05/1,497,698.10 - Step 6: Final answer
x = 1,396,241.55
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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.