Finding the Fourth Proportional to 1,697,281.87, 2,342,309.12 and 933,393.55
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Solution
The fourth proportional to 1,697,281.87, 2,342,309.12 and 933,393.55 is: 1,288,116.17
Step by Step Solution
- Step 1: Write the proportion equation
1,697,281.87 : 2,342,309.12 = 933,393.55 : x - Step 2: Convert to fraction form
1,697,281.87/2,342,309.12 = 933,393.55/x - Step 3: Cross multiply
1,697,281.87x = 2,342,309.12 × 933,393.55 - Step 4: Simplify right side
1,697,281.87x = 2,186,296,224,714.18 - Step 5: Solve for x
x = 2,186,296,224,714.18/1,697,281.87 - Step 6: Final answer
x = 1,288,116.17
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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.