Home / 1,262,459.40-1,895,438.70-996,520.20

Finding the Fourth Proportional to 1,262,459.40, 1,895,438.70 and 996,520.20

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Solution

The fourth proportional to 1,262,459.40, 1,895,438.70 and 996,520.20 is: 1,496,161.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262,459.40 : 1,895,438.70 = 996,520.20 : x
  2. Step 2: Convert to fraction form
    1,262,459.40/1,895,438.70 = 996,520.20/x
  3. Step 3: Cross multiply
    1,262,459.40x = 1,895,438.70 × 996,520.20
  4. Step 4: Simplify right side
    1,262,459.40x = 1,888,842,952,411.74
  5. Step 5: Solve for x
    x = 1,888,842,952,411.74/1,262,459.40
  6. Step 6: Final answer
    x = 1,496,161.34

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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.