Finding the Fourth Proportional to 1,598,513.70, 2,396,154.54 and 688,289.76
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Solution
The fourth proportional to 1,598,513.70, 2,396,154.54 and 688,289.76 is: 1,031,738.82
Step by Step Solution
- Step 1: Write the proportion equation
1,598,513.70 : 2,396,154.54 = 688,289.76 : x - Step 2: Convert to fraction form
1,598,513.70/2,396,154.54 = 688,289.76/x - Step 3: Cross multiply
1,598,513.70x = 2,396,154.54 × 688,289.76 - Step 4: Simplify right side
1,598,513.70x = 1,649,248,633,259.51 - Step 5: Solve for x
x = 1,649,248,633,259.51/1,598,513.70 - Step 6: Final answer
x = 1,031,738.82
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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.