Finding the Fourth Proportional to 1,403,807.84, 1,937,254.80 and 759,228.02
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Solution
The fourth proportional to 1,403,807.84, 1,937,254.80 and 759,228.02 is: 1,047,734.66
Step by Step Solution
- Step 1: Write the proportion equation
1,403,807.84 : 1,937,254.80 = 759,228.02 : x - Step 2: Convert to fraction form
1,403,807.84/1,937,254.80 = 759,228.02/x - Step 3: Cross multiply
1,403,807.84x = 1,937,254.80 × 759,228.02 - Step 4: Simplify right side
1,403,807.84x = 1,470,818,126,039.50 - Step 5: Solve for x
x = 1,470,818,126,039.50/1,403,807.84 - Step 6: Final answer
x = 1,047,734.66
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.