Finding the Fourth Proportional to 1,774,321.58, 2,448,587.40 and 1,010,378.18
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Solution
The fourth proportional to 1,774,321.58, 2,448,587.40 and 1,010,378.18 is: 1,394,335.34
Step by Step Solution
- Step 1: Write the proportion equation
1,774,321.58 : 2,448,587.40 = 1,010,378.18 : x - Step 2: Convert to fraction form
1,774,321.58/2,448,587.40 = 1,010,378.18/x - Step 3: Cross multiply
1,774,321.58x = 2,448,587.40 × 1,010,378.18 - Step 4: Simplify right side
1,774,321.58x = 2,473,999,280,782.93 - Step 5: Solve for x
x = 2,473,999,280,782.93/1,774,321.58 - Step 6: Final answer
x = 1,394,335.34
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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.