Finding the Fourth Proportional to 1,201,673.13, 1,658,308.79 and 657,809.29
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Solution
The fourth proportional to 1,201,673.13, 1,658,308.79 and 657,809.29 is: 907,776.75
Step by Step Solution
- Step 1: Write the proportion equation
1,201,673.13 : 1,658,308.79 = 657,809.29 : x - Step 2: Convert to fraction form
1,201,673.13/1,658,308.79 = 657,809.29/x - Step 3: Cross multiply
1,201,673.13x = 1,658,308.79 × 657,809.29 - Step 4: Simplify right side
1,201,673.13x = 1,090,850,927,750.66 - Step 5: Solve for x
x = 1,090,850,927,750.66/1,201,673.13 - Step 6: Final answer
x = 907,776.75
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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.