Finding the Fourth Proportional to 1,863,156.66, 2,570,776.14 and 1,088,637.75
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Solution
The fourth proportional to 1,863,156.66, 2,570,776.14 and 1,088,637.75 is: 1,502,098.03
Step by Step Solution
- Step 1: Write the proportion equation
1,863,156.66 : 2,570,776.14 = 1,088,637.75 : x - Step 2: Convert to fraction form
1,863,156.66/2,570,776.14 = 1,088,637.75/x - Step 3: Cross multiply
1,863,156.66x = 2,570,776.14 × 1,088,637.75 - Step 4: Simplify right side
1,863,156.66x = 2,798,643,952,803.29 - Step 5: Solve for x
x = 2,798,643,952,803.29/1,863,156.66 - Step 6: Final answer
x = 1,502,098.03
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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.