Home / 1,343,588.64-1,854,114.48-731,727.60

Finding the Fourth Proportional to 1,343,588.64, 1,854,114.48 and 731,727.60

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Solution

The fourth proportional to 1,343,588.64, 1,854,114.48 and 731,727.60 is: 1,009,763.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,588.64 : 1,854,114.48 = 731,727.60 : x
  2. Step 2: Convert to fraction form
    1,343,588.64/1,854,114.48 = 731,727.60/x
  3. Step 3: Cross multiply
    1,343,588.64x = 1,854,114.48 × 731,727.60
  4. Step 4: Simplify right side
    1,343,588.64x = 1,356,706,738,575.65
  5. Step 5: Solve for x
    x = 1,356,706,738,575.65/1,343,588.64
  6. Step 6: Final answer
    x = 1,009,763.48

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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.