Home / 1,014,332.56-1,399,779.03-561,623.56

Finding the Fourth Proportional to 1,014,332.56, 1,399,779.03 and 561,623.56

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Solution

The fourth proportional to 1,014,332.56, 1,399,779.03 and 561,623.56 is: 775,040.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,014,332.56 : 1,399,779.03 = 561,623.56 : x
  2. Step 2: Convert to fraction form
    1,014,332.56/1,399,779.03 = 561,623.56/x
  3. Step 3: Cross multiply
    1,014,332.56x = 1,399,779.03 × 561,623.56
  4. Step 4: Simplify right side
    1,014,332.56x = 786,148,882,041.95
  5. Step 5: Solve for x
    x = 786,148,882,041.95/1,014,332.56
  6. Step 6: Final answer
    x = 775,040.57

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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.