Home / 1,313,559.15-1,970,421.76-555,259.29

Finding the Fourth Proportional to 1,313,559.15, 1,970,421.76 and 555,259.29

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Solution

The fourth proportional to 1,313,559.15, 1,970,421.76 and 555,259.29 is: 832,924.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,313,559.15 : 1,970,421.76 = 555,259.29 : x
  2. Step 2: Convert to fraction form
    1,313,559.15/1,970,421.76 = 555,259.29/x
  3. Step 3: Cross multiply
    1,313,559.15x = 1,970,421.76 × 555,259.29
  4. Step 4: Simplify right side
    1,313,559.15x = 1,094,094,980,763.14
  5. Step 5: Solve for x
    x = 1,094,094,980,763.14/1,313,559.15
  6. Step 6: Final answer
    x = 832,924.03

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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.