Finding the Fourth Proportional to 1,260,001.36, 1,890,008.88 and 313,372.08
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Solution
The fourth proportional to 1,260,001.36, 1,890,008.88 and 313,372.08 is: 470,059.82
Step by Step Solution
- Step 1: Write the proportion equation
1,260,001.36 : 1,890,008.88 = 313,372.08 : x - Step 2: Convert to fraction form
1,260,001.36/1,890,008.88 = 313,372.08/x - Step 3: Cross multiply
1,260,001.36x = 1,890,008.88 × 313,372.08 - Step 4: Simplify right side
1,260,001.36x = 592,276,012,768.93 - Step 5: Solve for x
x = 592,276,012,768.93/1,260,001.36 - Step 6: Final answer
x = 470,059.82
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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.