Finding the Fourth Proportional to 1,588,854.18, 2,192,085.12 and 900,472.02
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Solution
The fourth proportional to 1,588,854.18, 2,192,085.12 and 900,472.02 is: 1,242,348.95
Step by Step Solution
- Step 1: Write the proportion equation
1,588,854.18 : 2,192,085.12 = 900,472.02 : x - Step 2: Convert to fraction form
1,588,854.18/2,192,085.12 = 900,472.02/x - Step 3: Cross multiply
1,588,854.18x = 2,192,085.12 × 900,472.02 - Step 4: Simplify right side
1,588,854.18x = 1,973,911,316,018.34 - Step 5: Solve for x
x = 1,973,911,316,018.34/1,588,854.18 - Step 6: Final answer
x = 1,242,348.95
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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.