Finding the Fourth Proportional to 1,768,602.84, 2,653,465.02 and 631,340.66
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Solution
The fourth proportional to 1,768,602.84, 2,653,465.02 and 631,340.66 is: 947,211.17
Step by Step Solution
- Step 1: Write the proportion equation
1,768,602.84 : 2,653,465.02 = 631,340.66 : x - Step 2: Convert to fraction form
1,768,602.84/2,653,465.02 = 631,340.66/x - Step 3: Cross multiply
1,768,602.84x = 2,653,465.02 × 631,340.66 - Step 4: Simplify right side
1,768,602.84x = 1,675,240,357,013.71 - Step 5: Solve for x
x = 1,675,240,357,013.71/1,768,602.84 - Step 6: Final answer
x = 947,211.17
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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.