Home / 1,411,765.34-1,948,234.68-767,184.21

Finding the Fourth Proportional to 1,411,765.34, 1,948,234.68 and 767,184.21

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Solution

The fourth proportional to 1,411,765.34, 1,948,234.68 and 767,184.21 is: 1,058,713.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,765.34 : 1,948,234.68 = 767,184.21 : x
  2. Step 2: Convert to fraction form
    1,411,765.34/1,948,234.68 = 767,184.21/x
  3. Step 3: Cross multiply
    1,411,765.34x = 1,948,234.68 × 767,184.21
  4. Step 4: Simplify right side
    1,411,765.34x = 1,494,654,883,870.40
  5. Step 5: Solve for x
    x = 1,494,654,883,870.40/1,411,765.34
  6. Step 6: Final answer
    x = 1,058,713.40

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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.