Finding the Fourth Proportional to 1,739,490.90, 2,400,514.83 and 975,528.06
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Solution
The fourth proportional to 1,739,490.90, 2,400,514.83 and 975,528.06 is: 1,346,238.47
Step by Step Solution
- Step 1: Write the proportion equation
1,739,490.90 : 2,400,514.83 = 975,528.06 : x - Step 2: Convert to fraction form
1,739,490.90/2,400,514.83 = 975,528.06/x - Step 3: Cross multiply
1,739,490.90x = 2,400,514.83 × 975,528.06 - Step 4: Simplify right side
1,739,490.90x = 2,341,769,575,111.13 - Step 5: Solve for x
x = 2,341,769,575,111.13/1,739,490.90 - Step 6: Final answer
x = 1,346,238.47
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1.5x scale
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.