Finding the Fourth Proportional to 1,185,751.30, 1,778,360.74 and 545,440.07
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Solution
The fourth proportional to 1,185,751.30, 1,778,360.74 and 545,440.07 is: 818,037.65
Step by Step Solution
- Step 1: Write the proportion equation
1,185,751.30 : 1,778,360.74 = 545,440.07 : x - Step 2: Convert to fraction form
1,185,751.30/1,778,360.74 = 545,440.07/x - Step 3: Cross multiply
1,185,751.30x = 1,778,360.74 × 545,440.07 - Step 4: Simplify right side
1,185,751.30x = 969,989,206,510.85 - Step 5: Solve for x
x = 969,989,206,510.85/1,185,751.30 - Step 6: Final answer
x = 818,037.65
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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.