Finding the Fourth Proportional to 1,437,740.02, 2,155,473.70 and 717,712.19
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Solution
The fourth proportional to 1,437,740.02, 2,155,473.70 and 717,712.19 is: 1,076,001.03
Step by Step Solution
- Step 1: Write the proportion equation
1,437,740.02 : 2,155,473.70 = 717,712.19 : x - Step 2: Convert to fraction form
1,437,740.02/2,155,473.70 = 717,712.19/x - Step 3: Cross multiply
1,437,740.02x = 2,155,473.70 × 717,712.19 - Step 4: Simplify right side
1,437,740.02x = 1,547,009,737,142.75 - Step 5: Solve for x
x = 1,547,009,737,142.75/1,437,740.02 - Step 6: Final answer
x = 1,076,001.03
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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.