Finding the Fourth Proportional to 1,630,798.99, 2,250,532.65 and 905,714.33
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Solution
The fourth proportional to 1,630,798.99, 2,250,532.65 and 905,714.33 is: 1,249,902.46
Step by Step Solution
- Step 1: Write the proportion equation
1,630,798.99 : 2,250,532.65 = 905,714.33 : x - Step 2: Convert to fraction form
1,630,798.99/2,250,532.65 = 905,714.33/x - Step 3: Cross multiply
1,630,798.99x = 2,250,532.65 × 905,714.33 - Step 4: Simplify right side
1,630,798.99x = 2,038,339,655,456.64 - Step 5: Solve for x
x = 2,038,339,655,456.64/1,630,798.99 - Step 6: Final answer
x = 1,249,902.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.