Finding the Fourth Proportional to 1,506,820.08, 2,079,957.36 and 997,686.48
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Solution
The fourth proportional to 1,506,820.08, 2,079,957.36 and 997,686.48 is: 1,377,168.62
Step by Step Solution
- Step 1: Write the proportion equation
1,506,820.08 : 2,079,957.36 = 997,686.48 : x - Step 2: Convert to fraction form
1,506,820.08/2,079,957.36 = 997,686.48/x - Step 3: Cross multiply
1,506,820.08x = 2,079,957.36 × 997,686.48 - Step 4: Simplify right side
1,506,820.08x = 2,075,145,337,048.49 - Step 5: Solve for x
x = 2,075,145,337,048.49/1,506,820.08 - Step 6: Final answer
x = 1,377,168.62
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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.