Finding the Fourth Proportional to 1,533,032.13, 2,115,116.01 and 888,327.75
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Solution
The fourth proportional to 1,533,032.13, 2,115,116.01 and 888,327.75 is: 1,225,620.92
Step by Step Solution
- Step 1: Write the proportion equation
1,533,032.13 : 2,115,116.01 = 888,327.75 : x - Step 2: Convert to fraction form
1,533,032.13/2,115,116.01 = 888,327.75/x - Step 3: Cross multiply
1,533,032.13x = 2,115,116.01 × 888,327.75 - Step 4: Simplify right side
1,533,032.13x = 1,878,916,246,152.28 - Step 5: Solve for x
x = 1,878,916,246,152.28/1,533,032.13 - Step 6: Final answer
x = 1,225,620.92
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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.