Finding the Fourth Proportional to 4,789,386.09, 7,180,264.58 and 2,765,334.06
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Solution
The fourth proportional to 4,789,386.09, 7,180,264.58 and 2,765,334.06 is: 4,145,798.61
Step by Step Solution
- Step 1: Write the proportion equation
4,789,386.09 : 7,180,264.58 = 2,765,334.06 : x - Step 2: Convert to fraction form
4,789,386.09/7,180,264.58 = 2,765,334.06/x - Step 3: Cross multiply
4,789,386.09x = 7,180,264.58 × 2,765,334.06 - Step 4: Simplify right side
4,789,386.09x = 19,855,830,189,058.93 - Step 5: Solve for x
x = 19,855,830,189,058.93/4,789,386.09 - Step 6: Final answer
x = 4,145,798.61
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.