Finding the Fourth Proportional to 1,539,904.74, 2,309,064.99 and 528,753.49
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Solution
The fourth proportional to 1,539,904.74, 2,309,064.99 and 528,753.49 is: 792,858.24
Step by Step Solution
- Step 1: Write the proportion equation
1,539,904.74 : 2,309,064.99 = 528,753.49 : x - Step 2: Convert to fraction form
1,539,904.74/2,309,064.99 = 528,753.49/x - Step 3: Cross multiply
1,539,904.74x = 2,309,064.99 × 528,753.49 - Step 4: Simplify right side
1,539,904.74x = 1,220,926,164,343.83 - Step 5: Solve for x
x = 1,220,926,164,343.83/1,539,904.74 - Step 6: Final answer
x = 792,858.24
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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.