Home / 1,709,027.60-2,561,467.80-761,392.40

Finding the Fourth Proportional to 1,709,027.60, 2,561,467.80 and 761,392.40

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Solution

The fourth proportional to 1,709,027.60, 2,561,467.80 and 761,392.40 is: 1,141,164.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,709,027.60 : 2,561,467.80 = 761,392.40 : x
  2. Step 2: Convert to fraction form
    1,709,027.60/2,561,467.80 = 761,392.40/x
  3. Step 3: Cross multiply
    1,709,027.60x = 2,561,467.80 × 761,392.40
  4. Step 4: Simplify right side
    1,709,027.60x = 1,950,282,115,764.72
  5. Step 5: Solve for x
    x = 1,950,282,115,764.72/1,709,027.60
  6. Step 6: Final answer
    x = 1,141,164.79

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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.