Home / 1,313,559.18-1,970,421.73-555,259.25

Finding the Fourth Proportional to 1,313,559.18, 1,970,421.73 and 555,259.25

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Solution

The fourth proportional to 1,313,559.18, 1,970,421.73 and 555,259.25 is: 832,923.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,559.18 : 1,970,421.73 = 555,259.25 : x
  2. Step 2: Convert to fraction form
    1,313,559.18/1,970,421.73 = 555,259.25/x
  3. Step 3: Cross multiply
    1,313,559.18x = 1,970,421.73 × 555,259.25
  4. Step 4: Simplify right side
    1,313,559.18x = 1,094,094,895,521.41
  5. Step 5: Solve for x
    x = 1,094,094,895,521.41/1,313,559.18
  6. Step 6: Final answer
    x = 832,923.95

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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.