Finding the Fourth Proportional to 1,709,293.42, 2,358,860.43 and 945,398.62
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Solution
The fourth proportional to 1,709,293.42, 2,358,860.43 and 945,398.62 is: 1,304,669.74
Step by Step Solution
- Step 1: Write the proportion equation
1,709,293.42 : 2,358,860.43 = 945,398.62 : x - Step 2: Convert to fraction form
1,709,293.42/2,358,860.43 = 945,398.62/x - Step 3: Cross multiply
1,709,293.42x = 2,358,860.43 × 945,398.62 - Step 4: Simplify right side
1,709,293.42x = 2,230,063,395,294.61 - Step 5: Solve for x
x = 2,230,063,395,294.61/1,709,293.42 - Step 6: Final answer
x = 1,304,669.74
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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.