Finding the Fourth Proportional to 1,411,885.66, 1,948,417.14 and 767,305.84
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Solution
The fourth proportional to 1,411,885.66, 1,948,417.14 and 767,305.84 is: 1,058,890.17
Step by Step Solution
- Step 1: Write the proportion equation
1,411,885.66 : 1,948,417.14 = 767,305.84 : x - Step 2: Convert to fraction form
1,411,885.66/1,948,417.14 = 767,305.84/x - Step 3: Cross multiply
1,411,885.66x = 1,948,417.14 × 767,305.84 - Step 4: Simplify right side
1,411,885.66x = 1,495,031,850,278.10 - Step 5: Solve for x
x = 1,495,031,850,278.10/1,411,885.66 - Step 6: Final answer
x = 1,058,890.17
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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.