Finding the Fourth Proportional to 1,778,454.63, 2,667,805.88 and 713,495.79
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Solution
The fourth proportional to 1,778,454.63, 2,667,805.88 and 713,495.79 is: 1,070,293.40
Step by Step Solution
- Step 1: Write the proportion equation
1,778,454.63 : 2,667,805.88 = 713,495.79 : x - Step 2: Convert to fraction form
1,778,454.63/2,667,805.88 = 713,495.79/x - Step 3: Cross multiply
1,778,454.63x = 2,667,805.88 × 713,495.79 - Step 4: Simplify right side
1,778,454.63x = 1,903,468,260,349.77 - Step 5: Solve for x
x = 1,903,468,260,349.77/1,778,454.63 - Step 6: Final answer
x = 1,070,293.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.