Finding the Fourth Proportional to 1,354,534.65, 1,869,341.80 and 750,922.65
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Solution
The fourth proportional to 1,354,534.65, 1,869,341.80 and 750,922.65 is: 1,036,319.82
Step by Step Solution
- Step 1: Write the proportion equation
1,354,534.65 : 1,869,341.80 = 750,922.65 : x - Step 2: Convert to fraction form
1,354,534.65/1,869,341.80 = 750,922.65/x - Step 3: Cross multiply
1,354,534.65x = 1,869,341.80 × 750,922.65 - Step 4: Simplify right side
1,354,534.65x = 1,403,731,104,762.43 - Step 5: Solve for x
x = 1,403,731,104,762.43/1,354,534.65 - Step 6: Final answer
x = 1,036,319.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.