Finding the Fourth Proportional to 1,616,142.04, 2,230,258.04 and 927,830.40
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Solution
The fourth proportional to 1,616,142.04, 2,230,258.04 and 927,830.40 is: 1,280,395.63
Step by Step Solution
- Step 1: Write the proportion equation
1,616,142.04 : 2,230,258.04 = 927,830.40 : x - Step 2: Convert to fraction form
1,616,142.04/2,230,258.04 = 927,830.40/x - Step 3: Cross multiply
1,616,142.04x = 2,230,258.04 × 927,830.40 - Step 4: Simplify right side
1,616,142.04x = 2,069,301,209,356.42 - Step 5: Solve for x
x = 2,069,301,209,356.42/1,616,142.04 - Step 6: Final answer
x = 1,280,395.63
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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.