Finding the Fourth Proportional to 1,418,679.36, 2,125,613.28 and 856,533.12
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Solution
The fourth proportional to 1,418,679.36, 2,125,613.28 and 856,533.12 is: 1,283,347.19
Step by Step Solution
- Step 1: Write the proportion equation
1,418,679.36 : 2,125,613.28 = 856,533.12 : x - Step 2: Convert to fraction form
1,418,679.36/2,125,613.28 = 856,533.12/x - Step 3: Cross multiply
1,418,679.36x = 2,125,613.28 × 856,533.12 - Step 4: Simplify right side
1,418,679.36x = 1,820,658,174,631.83 - Step 5: Solve for x
x = 1,820,658,174,631.83/1,418,679.36 - Step 6: Final answer
x = 1,283,347.19
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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.