Finding the Fourth Proportional to 4,069,203.22, 5,615,508.42 and 2,415,681.95
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Solution
The fourth proportional to 4,069,203.22, 5,615,508.42 and 2,415,681.95 is: 3,333,645.82
Step by Step Solution
- Step 1: Write the proportion equation
4,069,203.22 : 5,615,508.42 = 2,415,681.95 : x - Step 2: Convert to fraction form
4,069,203.22/5,615,508.42 = 2,415,681.95/x - Step 3: Cross multiply
4,069,203.22x = 5,615,508.42 × 2,415,681.95 - Step 4: Simplify right side
4,069,203.22x = 13,565,282,315,803.04 - Step 5: Solve for x
x = 13,565,282,315,803.04/4,069,203.22 - Step 6: Final answer
x = 3,333,645.82
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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.