Finding the Fourth Proportional to 1,051,570.10, 1,575,281.55 and 607,819.70
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Solution
The fourth proportional to 1,051,570.10, 1,575,281.55 and 607,819.70 is: 910,530.99
Step by Step Solution
- Step 1: Write the proportion equation
1,051,570.10 : 1,575,281.55 = 607,819.70 : x - Step 2: Convert to fraction form
1,051,570.10/1,575,281.55 = 607,819.70/x - Step 3: Cross multiply
1,051,570.10x = 1,575,281.55 × 607,819.70 - Step 4: Simplify right side
1,051,570.10x = 957,487,159,136.54 - Step 5: Solve for x
x = 957,487,159,136.54/1,051,570.10 - Step 6: Final answer
x = 910,530.99
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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.