Finding the Fourth Proportional to 1,887,810.03, 2,829,192.71 and 688,605.03
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Solution
The fourth proportional to 1,887,810.03, 2,829,192.71 and 688,605.03 is: 1,031,987.49
Step by Step Solution
- Step 1: Write the proportion equation
1,887,810.03 : 2,829,192.71 = 688,605.03 : x - Step 2: Convert to fraction form
1,887,810.03/2,829,192.71 = 688,605.03/x - Step 3: Cross multiply
1,887,810.03x = 2,829,192.71 × 688,605.03 - Step 4: Simplify right side
1,887,810.03x = 1,948,196,327,502.31 - Step 5: Solve for x
x = 1,948,196,327,502.31/1,887,810.03 - Step 6: Final answer
x = 1,031,987.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.