Finding the Fourth Proportional to 4,277,590.60, 6,415,802.70 and 1,285,774.60
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Solution
The fourth proportional to 4,277,590.60, 6,415,802.70 and 1,285,774.60 is: 1,928,486.60
Step by Step Solution
- Step 1: Write the proportion equation
4,277,590.60 : 6,415,802.70 = 1,285,774.60 : x - Step 2: Convert to fraction form
4,277,590.60/6,415,802.70 = 1,285,774.60/x - Step 3: Cross multiply
4,277,590.60x = 6,415,802.70 × 1,285,774.60 - Step 4: Simplify right side
4,277,590.60x = 8,249,276,150,271.42 - Step 5: Solve for x
x = 8,249,276,150,271.42/4,277,590.60 - Step 6: Final answer
x = 1,928,486.60
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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.