Finding the Fourth Proportional to 4,615,585.60, 6,924,130.08 and 1,420,712.32
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Solution
The fourth proportional to 4,615,585.60, 6,924,130.08 and 1,420,712.32 is: 2,131,299.85
Step by Step Solution
- Step 1: Write the proportion equation
4,615,585.60 : 6,924,130.08 = 1,420,712.32 : x - Step 2: Convert to fraction form
4,615,585.60/6,924,130.08 = 1,420,712.32/x - Step 3: Cross multiply
4,615,585.60x = 6,924,130.08 × 1,420,712.32 - Step 4: Simplify right side
4,615,585.60x = 9,837,196,909,938.59 - Step 5: Solve for x
x = 9,837,196,909,938.59/4,615,585.60 - Step 6: Final answer
x = 2,131,299.85
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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.