Finding the Fourth Proportional to 1,186,351.31, 1,779,830.42 and 344,903.06
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Solution
The fourth proportional to 1,186,351.31, 1,779,830.42 and 344,903.06 is: 517,442.81
Step by Step Solution
- Step 1: Write the proportion equation
1,186,351.31 : 1,779,830.42 = 344,903.06 : x - Step 2: Convert to fraction form
1,186,351.31/1,779,830.42 = 344,903.06/x - Step 3: Cross multiply
1,186,351.31x = 1,779,830.42 × 344,903.06 - Step 4: Simplify right side
1,186,351.31x = 613,868,960,864.15 - Step 5: Solve for x
x = 613,868,960,864.15/1,186,351.31 - Step 6: Final answer
x = 517,442.81
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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.