Finding the Fourth Proportional to 5,743,898.79, 7,927,931.07 and 3,570,083.67
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Solution
The fourth proportional to 5,743,898.79, 7,927,931.07 and 3,570,083.67 is: 4,927,555.01
Step by Step Solution
- Step 1: Write the proportion equation
5,743,898.79 : 7,927,931.07 = 3,570,083.67 : x - Step 2: Convert to fraction form
5,743,898.79/7,927,931.07 = 3,570,083.67/x - Step 3: Cross multiply
5,743,898.79x = 7,927,931.07 × 3,570,083.67 - Step 4: Simplify right side
5,743,898.79x = 28,303,377,249,892.63 - Step 5: Solve for x
x = 28,303,377,249,892.63/5,743,898.79 - Step 6: Final answer
x = 4,927,555.01
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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.