Finding the Fourth Proportional to 1,122,637.19, 1,549,239.93 and 606,391.08
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Solution
The fourth proportional to 1,122,637.19, 1,549,239.93 and 606,391.08 is: 836,820.02
Step by Step Solution
- Step 1: Write the proportion equation
1,122,637.19 : 1,549,239.93 = 606,391.08 : x - Step 2: Convert to fraction form
1,122,637.19/1,549,239.93 = 606,391.08/x - Step 3: Cross multiply
1,122,637.19x = 1,549,239.93 × 606,391.08 - Step 4: Simplify right side
1,122,637.19x = 939,445,274,331.82 - Step 5: Solve for x
x = 939,445,274,331.82/1,122,637.19 - Step 6: Final answer
x = 836,820.02
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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.