Finding the Fourth Proportional to 973,581.86, 1,343,539.58 and 537,987.08
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Solution
The fourth proportional to 973,581.86, 1,343,539.58 and 537,987.08 is: 742,420.30
Step by Step Solution
- Step 1: Write the proportion equation
973,581.86 : 1,343,539.58 = 537,987.08 : x - Step 2: Convert to fraction form
973,581.86/1,343,539.58 = 537,987.08/x - Step 3: Cross multiply
973,581.86x = 1,343,539.58 × 537,987.08 - Step 4: Simplify right side
973,581.86x = 722,806,936,177.54 - Step 5: Solve for x
x = 722,806,936,177.54/973,581.86 - Step 6: Final answer
x = 742,420.30
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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.