Finding the Fourth Proportional to 1,455,863.20, 2,186,127.60 and 1,101,277.60
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Solution
The fourth proportional to 1,455,863.20, 2,186,127.60 and 1,101,277.60 is: 1,653,681.03
Step by Step Solution
- Step 1: Write the proportion equation
1,455,863.20 : 2,186,127.60 = 1,101,277.60 : x - Step 2: Convert to fraction form
1,455,863.20/2,186,127.60 = 1,101,277.60/x - Step 3: Cross multiply
1,455,863.20x = 2,186,127.60 × 1,101,277.60 - Step 4: Simplify right side
1,455,863.20x = 2,407,533,356,621.76 - Step 5: Solve for x
x = 2,407,533,356,621.76/1,455,863.20 - Step 6: Final answer
x = 1,653,681.03
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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.