Finding the Fourth Proportional to 1,119,698.34, 1,679,270.68 and 479,929.52
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Solution
The fourth proportional to 1,119,698.34, 1,679,270.68 and 479,929.52 is: 719,775.62
Step by Step Solution
- Step 1: Write the proportion equation
1,119,698.34 : 1,679,270.68 = 479,929.52 : x - Step 2: Convert to fraction form
1,119,698.34/1,679,270.68 = 479,929.52/x - Step 3: Cross multiply
1,119,698.34x = 1,679,270.68 × 479,929.52 - Step 4: Simplify right side
1,119,698.34x = 805,931,571,402.47 - Step 5: Solve for x
x = 805,931,571,402.47/1,119,698.34 - Step 6: Final answer
x = 719,775.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.