Finding the Fourth Proportional to 1,571,995.68, 2,358,136.08 and 434,829.12
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Solution
The fourth proportional to 1,571,995.68, 2,358,136.08 and 434,829.12 is: 652,283.11
Step by Step Solution
- Step 1: Write the proportion equation
1,571,995.68 : 2,358,136.08 = 434,829.12 : x - Step 2: Convert to fraction form
1,571,995.68/2,358,136.08 = 434,829.12/x - Step 3: Cross multiply
1,571,995.68x = 2,358,136.08 × 434,829.12 - Step 4: Simplify right side
1,571,995.68x = 1,025,386,236,506.65 - Step 5: Solve for x
x = 1,025,386,236,506.65/1,571,995.68 - Step 6: Final answer
x = 652,283.11
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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.