Finding the Fourth Proportional to 1,087,742.28, 1,631,444.70 and 555,656.52
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Solution
The fourth proportional to 1,087,742.28, 1,631,444.70 and 555,656.52 is: 833,398.59
Step by Step Solution
- Step 1: Write the proportion equation
1,087,742.28 : 1,631,444.70 = 555,656.52 : x - Step 2: Convert to fraction form
1,087,742.28/1,631,444.70 = 555,656.52/x - Step 3: Cross multiply
1,087,742.28x = 1,631,444.70 × 555,656.52 - Step 4: Simplify right side
1,087,742.28x = 906,522,884,574.44 - Step 5: Solve for x
x = 906,522,884,574.44/1,087,742.28 - Step 6: Final answer
x = 833,398.59
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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.