Finding the Fourth Proportional to 1,637,174.66, 2,258,090.71 and 1,201,444.81
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Solution
The fourth proportional to 1,637,174.66, 2,258,090.71 and 1,201,444.81 is: 1,657,105.64
Step by Step Solution
- Step 1: Write the proportion equation
1,637,174.66 : 2,258,090.71 = 1,201,444.81 : x - Step 2: Convert to fraction form
1,637,174.66/2,258,090.71 = 1,201,444.81/x - Step 3: Cross multiply
1,637,174.66x = 2,258,090.71 × 1,201,444.81 - Step 4: Simplify right side
1,637,174.66x = 2,712,971,368,091.64 - Step 5: Solve for x
x = 2,712,971,368,091.64/1,637,174.66 - Step 6: Final answer
x = 1,657,105.64
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.