Home / 1,018,703.76-1,405,785.96-565,995.84

Finding the Fourth Proportional to 1,018,703.76, 1,405,785.96 and 565,995.84

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Solution

The fourth proportional to 1,018,703.76, 1,405,785.96 and 565,995.84 is: 781,060.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,703.76 : 1,405,785.96 = 565,995.84 : x
  2. Step 2: Convert to fraction form
    1,018,703.76/1,405,785.96 = 565,995.84/x
  3. Step 3: Cross multiply
    1,018,703.76x = 1,405,785.96 × 565,995.84
  4. Step 4: Simplify right side
    1,018,703.76x = 795,669,005,290.41
  5. Step 5: Solve for x
    x = 795,669,005,290.41/1,018,703.76
  6. Step 6: Final answer
    x = 781,060.24

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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.