Home / 1,018,359.93-1,405,381.19-565,650.93

Finding the Fourth Proportional to 1,018,359.93, 1,405,381.19 and 565,650.93

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Solution

The fourth proportional to 1,018,359.93, 1,405,381.19 and 565,650.93 is: 780,622.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,018,359.93 : 1,405,381.19 = 565,650.93 : x
  2. Step 2: Convert to fraction form
    1,018,359.93/1,405,381.19 = 565,650.93/x
  3. Step 3: Cross multiply
    1,018,359.93x = 1,405,381.19 × 565,650.93
  4. Step 4: Simplify right side
    1,018,359.93x = 794,955,174,299.75
  5. Step 5: Solve for x
    x = 794,955,174,299.75/1,018,359.93
  6. Step 6: Final answer
    x = 780,622.99

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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.