Finding the Fourth Proportional to 1,009,034.24, 1,393,036.80 and 669,966.08
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Solution
The fourth proportional to 1,009,034.24, 1,393,036.80 and 669,966.08 is: 924,931.35
Step by Step Solution
- Step 1: Write the proportion equation
1,009,034.24 : 1,393,036.80 = 669,966.08 : x - Step 2: Convert to fraction form
1,009,034.24/1,393,036.80 = 669,966.08/x - Step 3: Cross multiply
1,009,034.24x = 1,393,036.80 × 669,966.08 - Step 4: Simplify right side
1,009,034.24x = 933,287,404,191.74 - Step 5: Solve for x
x = 933,287,404,191.74/1,009,034.24 - Step 6: Final answer
x = 924,931.35
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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.