Finding the Fourth Proportional to 1,573,332.48, 2,361,259.84 and 815,390.63
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Solution
The fourth proportional to 1,573,332.48, 2,361,259.84 and 815,390.63 is: 1,223,739.53
Step by Step Solution
- Step 1: Write the proportion equation
1,573,332.48 : 2,361,259.84 = 815,390.63 : x - Step 2: Convert to fraction form
1,573,332.48/2,361,259.84 = 815,390.63/x - Step 3: Cross multiply
1,573,332.48x = 2,361,259.84 × 815,390.63 - Step 4: Simplify right side
1,573,332.48x = 1,925,349,144,666.63 - Step 5: Solve for x
x = 1,925,349,144,666.63/1,573,332.48 - Step 6: Final answer
x = 1,223,739.53
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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.