Finding the Fourth Proportional to 1,862,637.58, 2,806,402.93 and 1,682,931.88
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Solution
The fourth proportional to 1,862,637.58, 2,806,402.93 and 1,682,931.88 is: 2,535,643.55
Step by Step Solution
- Step 1: Write the proportion equation
1,862,637.58 : 2,806,402.93 = 1,682,931.88 : x - Step 2: Convert to fraction form
1,862,637.58/2,806,402.93 = 1,682,931.88/x - Step 3: Cross multiply
1,862,637.58x = 2,806,402.93 × 1,682,931.88 - Step 4: Simplify right side
1,862,637.58x = 4,722,984,959,022.41 - Step 5: Solve for x
x = 4,722,984,959,022.41/1,862,637.58 - Step 6: Final answer
x = 2,535,643.55
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.