Finding the Fourth Proportional to 1,893,776.99, 2,611,681.38 and 1,480,368.38
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Solution
The fourth proportional to 1,893,776.99, 2,611,681.38 and 1,480,368.38 is: 2,041,555.34
Step by Step Solution
- Step 1: Write the proportion equation
1,893,776.99 : 2,611,681.38 = 1,480,368.38 : x - Step 2: Convert to fraction form
1,893,776.99/2,611,681.38 = 1,480,368.38/x - Step 3: Cross multiply
1,893,776.99x = 2,611,681.38 × 1,480,368.38 - Step 4: Simplify right side
1,893,776.99x = 3,866,250,520,528.36 - Step 5: Solve for x
x = 3,866,250,520,528.36/1,893,776.99 - Step 6: Final answer
x = 2,041,555.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.