Finding the Fourth Proportional to 1,497,140.74, 2,066,206.35 and 885,491.47
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Solution
The fourth proportional to 1,497,140.74, 2,066,206.35 and 885,491.47 is: 1,222,068.21
Step by Step Solution
- Step 1: Write the proportion equation
1,497,140.74 : 2,066,206.35 = 885,491.47 : x - Step 2: Convert to fraction form
1,497,140.74/2,066,206.35 = 885,491.47/x - Step 3: Cross multiply
1,497,140.74x = 2,066,206.35 × 885,491.47 - Step 4: Simplify right side
1,497,140.74x = 1,829,608,098,184.83 - Step 5: Solve for x
x = 1,829,608,098,184.83/1,497,140.74 - Step 6: Final answer
x = 1,222,068.21
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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.