Finding the Fourth Proportional to 1,038,054.58, 1,432,556.99 and 579,209.23
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Solution
The fourth proportional to 1,038,054.58, 1,432,556.99 and 579,209.23 is: 799,331.99
Step by Step Solution
- Step 1: Write the proportion equation
1,038,054.58 : 1,432,556.99 = 579,209.23 : x - Step 2: Convert to fraction form
1,038,054.58/1,432,556.99 = 579,209.23/x - Step 3: Cross multiply
1,038,054.58x = 1,432,556.99 × 579,209.23 - Step 4: Simplify right side
1,038,054.58x = 829,750,231,109.02 - Step 5: Solve for x
x = 829,750,231,109.02/1,038,054.58 - Step 6: Final answer
x = 799,331.99
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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.