Finding the Fourth Proportional to 1,078,349.19, 1,488,113.57 and 594,934.71
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Solution
The fourth proportional to 1,078,349.19, 1,488,113.57 and 594,934.71 is: 821,005.31
Step by Step Solution
- Step 1: Write the proportion equation
1,078,349.19 : 1,488,113.57 = 594,934.71 : x - Step 2: Convert to fraction form
1,078,349.19/1,488,113.57 = 594,934.71/x - Step 3: Cross multiply
1,078,349.19x = 1,488,113.57 × 594,934.71 - Step 4: Simplify right side
1,078,349.19x = 885,330,412,240.34 - Step 5: Solve for x
x = 885,330,412,240.34/1,078,349.19 - Step 6: Final answer
x = 821,005.31
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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.