Finding the Fourth Proportional to 1,031,505.37, 1,547,594.24 and 518,905.91
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Solution
The fourth proportional to 1,031,505.37, 1,547,594.24 and 518,905.91 is: 778,527.99
Step by Step Solution
- Step 1: Write the proportion equation
1,031,505.37 : 1,547,594.24 = 518,905.91 : x - Step 2: Convert to fraction form
1,031,505.37/1,547,594.24 = 518,905.91/x - Step 3: Cross multiply
1,031,505.37x = 1,547,594.24 × 518,905.91 - Step 4: Simplify right side
1,031,505.37x = 803,055,798,692.41 - Step 5: Solve for x
x = 803,055,798,692.41/1,031,505.37 - Step 6: Final answer
x = 778,527.99
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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.