Home / 1,086,967.80-1,500,018.48-603,533.88

Finding the Fourth Proportional to 1,086,967.80, 1,500,018.48 and 603,533.88

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Solution

The fourth proportional to 1,086,967.80, 1,500,018.48 and 603,533.88 is: 832,878.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,967.80 : 1,500,018.48 = 603,533.88 : x
  2. Step 2: Convert to fraction form
    1,086,967.80/1,500,018.48 = 603,533.88/x
  3. Step 3: Cross multiply
    1,086,967.80x = 1,500,018.48 × 603,533.88
  4. Step 4: Simplify right side
    1,086,967.80x = 905,311,973,306.10
  5. Step 5: Solve for x
    x = 905,311,973,306.10/1,086,967.80
  6. Step 6: Final answer
    x = 832,878.37

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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.