Finding the Fourth Proportional to 1,523,442.07, 2,102,320 and 835,115.41
Calculator
Solution
The fourth proportional to 1,523,442.07, 2,102,320 and 835,115.41 is: 1,152,442.79
Step by Step Solution
- Step 1: Write the proportion equation
1,523,442.07 : 2,102,320 = 835,115.41 : x - Step 2: Convert to fraction form
1,523,442.07/2,102,320 = 835,115.41/x - Step 3: Cross multiply
1,523,442.07x = 2,102,320 × 835,115.41 - Step 4: Simplify right side
1,523,442.07x = 1,755,679,828,751.20 - Step 5: Solve for x
x = 1,755,679,828,751.20/1,523,442.07 - Step 6: Final answer
x = 1,152,442.79
Related Problems
Find fourth proportional to 761,721.04, 1,051,160 and 417,557.71
Half scale
Find fourth proportional to 3,046,884.14, 4,204,640 and 1,670,230.82
Double scale
Find fourth proportional to 1,523,443.07, 2,102,321.38 and 835,116.41
Similar ratio
Find fourth proportional to 2,285,163.11, 3,153,480 and 1,252,673.12
1.5x scale
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.