Finding the Fourth Proportional to 1,100,347.74, 1,518,750 and 670,864.68
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Solution
The fourth proportional to 1,100,347.74, 1,518,750 and 670,864.68 is: 925,957.95
Step by Step Solution
- Step 1: Write the proportion equation
1,100,347.74 : 1,518,750 = 670,864.68 : x - Step 2: Convert to fraction form
1,100,347.74/1,518,750 = 670,864.68/x - Step 3: Cross multiply
1,100,347.74x = 1,518,750 × 670,864.68 - Step 4: Simplify right side
1,100,347.74x = 1,018,875,732,750.00 - Step 5: Solve for x
x = 1,018,875,732,750.00/1,100,347.74 - Step 6: Final answer
x = 925,957.95
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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.