Finding the Fourth Proportional to 1,565,007.52, 2,159,719.36 and 920,454.88
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Solution
The fourth proportional to 1,565,007.52, 2,159,719.36 and 920,454.88 is: 1,270,233.02
Step by Step Solution
- Step 1: Write the proportion equation
1,565,007.52 : 2,159,719.36 = 920,454.88 : x - Step 2: Convert to fraction form
1,565,007.52/2,159,719.36 = 920,454.88/x - Step 3: Cross multiply
1,565,007.52x = 2,159,719.36 × 920,454.88 - Step 4: Simplify right side
1,565,007.52x = 1,987,924,224,342.48 - Step 5: Solve for x
x = 1,987,924,224,342.48/1,565,007.52 - Step 6: Final answer
x = 1,270,233.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.