Finding the Fourth Proportional to 1,356,802.68, 1,873,263.95 and 841,107.68
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Solution
The fourth proportional to 1,356,802.68, 1,873,263.95 and 841,107.68 is: 1,161,271.80
Step by Step Solution
- Step 1: Write the proportion equation
1,356,802.68 : 1,873,263.95 = 841,107.68 : x - Step 2: Convert to fraction form
1,356,802.68/1,873,263.95 = 841,107.68/x - Step 3: Cross multiply
1,356,802.68x = 1,873,263.95 × 841,107.68 - Step 4: Simplify right side
1,356,802.68x = 1,575,616,691,619.17 - Step 5: Solve for x
x = 1,575,616,691,619.17/1,356,802.68 - Step 6: Final answer
x = 1,161,271.80
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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.