Finding the Fourth Proportional to 1,157,177.88, 1,596,887.64 and 647,898.48
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Solution
The fourth proportional to 1,157,177.88, 1,596,887.64 and 647,898.48 is: 894,089.92
Step by Step Solution
- Step 1: Write the proportion equation
1,157,177.88 : 1,596,887.64 = 647,898.48 : x - Step 2: Convert to fraction form
1,157,177.88/1,596,887.64 = 647,898.48/x - Step 3: Cross multiply
1,157,177.88x = 1,596,887.64 × 647,898.48 - Step 4: Simplify right side
1,157,177.88x = 1,034,621,074,686.79 - Step 5: Solve for x
x = 1,034,621,074,686.79/1,157,177.88 - Step 6: Final answer
x = 894,089.92
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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.