Finding the Fourth Proportional to 1,908,924.84, 2,634,333.98 and 1,049,491.13
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Solution
The fourth proportional to 1,908,924.84, 2,634,333.98 and 1,049,491.13 is: 1,448,307.48
Step by Step Solution
- Step 1: Write the proportion equation
1,908,924.84 : 2,634,333.98 = 1,049,491.13 : x - Step 2: Convert to fraction form
1,908,924.84/2,634,333.98 = 1,049,491.13/x - Step 3: Cross multiply
1,908,924.84x = 2,634,333.98 × 1,049,491.13 - Step 4: Simplify right side
1,908,924.84x = 2,764,710,127,048.47 - Step 5: Solve for x
x = 2,764,710,127,048.47/1,908,924.84 - Step 6: Final answer
x = 1,448,307.48
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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.