Home / 2,854,390.40-4,275,364.80-2,539,203.20

Finding the Fourth Proportional to 2,854,390.40, 4,275,364.80 and 2,539,203.20

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Solution

The fourth proportional to 2,854,390.40, 4,275,364.80 and 2,539,203.20 is: 3,803,270.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854,390.40 : 4,275,364.80 = 2,539,203.20 : x
  2. Step 2: Convert to fraction form
    2,854,390.40/4,275,364.80 = 2,539,203.20/x
  3. Step 3: Cross multiply
    2,854,390.40x = 4,275,364.80 × 2,539,203.20
  4. Step 4: Simplify right side
    2,854,390.40x = 10,856,019,981,327.36
  5. Step 5: Solve for x
    x = 10,856,019,981,327.36/2,854,390.40
  6. Step 6: Final answer
    x = 3,803,270.91

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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.