Home / 1,854,424.80-2,780,308.80-716,212.80

Finding the Fourth Proportional to 1,854,424.80, 2,780,308.80 and 716,212.80

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Solution

The fourth proportional to 1,854,424.80, 2,780,308.80 and 716,212.80 is: 1,073,806.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,854,424.80 : 2,780,308.80 = 716,212.80 : x
  2. Step 2: Convert to fraction form
    1,854,424.80/2,780,308.80 = 716,212.80/x
  3. Step 3: Cross multiply
    1,854,424.80x = 2,780,308.80 × 716,212.80
  4. Step 4: Simplify right side
    1,854,424.80x = 1,991,292,750,512.64
  5. Step 5: Solve for x
    x = 1,991,292,750,512.64/1,854,424.80
  6. Step 6: Final answer
    x = 1,073,806.15

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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.