Finding the Fourth Proportional to 1,656,281.91, 2,484,423.62 and 519,132.74
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Solution
The fourth proportional to 1,656,281.91, 2,484,423.62 and 519,132.74 is: 778,699.34
Step by Step Solution
- Step 1: Write the proportion equation
1,656,281.91 : 2,484,423.62 = 519,132.74 : x - Step 2: Convert to fraction form
1,656,281.91/2,484,423.62 = 519,132.74/x - Step 3: Cross multiply
1,656,281.91x = 2,484,423.62 × 519,132.74 - Step 4: Simplify right side
1,656,281.91x = 1,289,745,626,153.54 - Step 5: Solve for x
x = 1,289,745,626,153.54/1,656,281.91 - Step 6: Final answer
x = 778,699.34
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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.