Finding the Fourth Proportional to 972,367.42, 1,341,888.53 and 536,783.76
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Solution
The fourth proportional to 972,367.42, 1,341,888.53 and 536,783.76 is: 740,773.45
Step by Step Solution
- Step 1: Write the proportion equation
972,367.42 : 1,341,888.53 = 536,783.76 : x - Step 2: Convert to fraction form
972,367.42/1,341,888.53 = 536,783.76/x - Step 3: Cross multiply
972,367.42x = 1,341,888.53 × 536,783.76 - Step 4: Simplify right side
972,367.42x = 720,303,965,266.79 - Step 5: Solve for x
x = 720,303,965,266.79/972,367.42 - Step 6: Final answer
x = 740,773.45
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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.