Home / 1,054,238.45-1,581,707.59-344,289.65

Finding the Fourth Proportional to 1,054,238.45, 1,581,707.59 and 344,289.65

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Solution

The fourth proportional to 1,054,238.45, 1,581,707.59 and 344,289.65 is: 516,548.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,238.45 : 1,581,707.59 = 344,289.65 : x
  2. Step 2: Convert to fraction form
    1,054,238.45/1,581,707.59 = 344,289.65/x
  3. Step 3: Cross multiply
    1,054,238.45x = 1,581,707.59 × 344,289.65
  4. Step 4: Simplify right side
    1,054,238.45x = 544,565,543,794.18
  5. Step 5: Solve for x
    x = 544,565,543,794.18/1,054,238.45
  6. Step 6: Final answer
    x = 516,548.74

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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.