Home / 1,885,368.80-2,601,814.56-1,025,929.28

Finding the Fourth Proportional to 1,885,368.80, 2,601,814.56 and 1,025,929.28

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Solution

The fourth proportional to 1,885,368.80, 2,601,814.56 and 1,025,929.28 is: 1,415,785.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,885,368.80 : 2,601,814.56 = 1,025,929.28 : x
  2. Step 2: Convert to fraction form
    1,885,368.80/2,601,814.56 = 1,025,929.28/x
  3. Step 3: Cross multiply
    1,885,368.80x = 2,601,814.56 × 1,025,929.28
  4. Step 4: Simplify right side
    1,885,368.80x = 2,669,277,738,234.32
  5. Step 5: Solve for x
    x = 2,669,277,738,234.32/1,885,368.80
  6. Step 6: Final answer
    x = 1,415,785.46

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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.