Home / 1,401,740.80-2,101,459.20-603,635.20

Finding the Fourth Proportional to 1,401,740.80, 2,101,459.20 and 603,635.20

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Solution

The fourth proportional to 1,401,740.80, 2,101,459.20 and 603,635.20 is: 904,956.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,740.80 : 2,101,459.20 = 603,635.20 : x
  2. Step 2: Convert to fraction form
    1,401,740.80/2,101,459.20 = 603,635.20/x
  3. Step 3: Cross multiply
    1,401,740.80x = 2,101,459.20 × 603,635.20
  4. Step 4: Simplify right side
    1,401,740.80x = 1,268,514,744,483.84
  5. Step 5: Solve for x
    x = 1,268,514,744,483.84/1,401,740.80
  6. Step 6: Final answer
    x = 904,956.71

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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.