Finding the Fourth Proportional to 1,772,130.54, 2,658,067.29 and 692,440.14
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Solution
The fourth proportional to 1,772,130.54, 2,658,067.29 and 692,440.14 is: 1,038,609.99
Step by Step Solution
- Step 1: Write the proportion equation
1,772,130.54 : 2,658,067.29 = 692,440.14 : x - Step 2: Convert to fraction form
1,772,130.54/2,658,067.29 = 692,440.14/x - Step 3: Cross multiply
1,772,130.54x = 2,658,067.29 × 692,440.14 - Step 4: Simplify right side
1,772,130.54x = 1,840,552,486,417.02 - Step 5: Solve for x
x = 1,840,552,486,417.02/1,772,130.54 - Step 6: Final answer
x = 1,038,609.99
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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.