Finding the Fourth Proportional to 2,058,106.08, 2,840,287.68 and 1,242,296.80
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Solution
The fourth proportional to 2,058,106.08, 2,840,287.68 and 1,242,296.80 is: 1,714,430.72
Step by Step Solution
- Step 1: Write the proportion equation
2,058,106.08 : 2,840,287.68 = 1,242,296.80 : x - Step 2: Convert to fraction form
2,058,106.08/2,840,287.68 = 1,242,296.80/x - Step 3: Cross multiply
2,058,106.08x = 2,840,287.68 × 1,242,296.80 - Step 4: Simplify right side
2,058,106.08x = 3,528,480,295,943.42 - Step 5: Solve for x
x = 3,528,480,295,943.42/2,058,106.08 - Step 6: Final answer
x = 1,714,430.72
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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.