Home / 2,579,342.40-3,559,421.52-1,433,393.28

Finding the Fourth Proportional to 2,579,342.40, 3,559,421.52 and 1,433,393.28

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Solution

The fourth proportional to 2,579,342.40, 3,559,421.52 and 1,433,393.28 is: 1,978,043.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579,342.40 : 3,559,421.52 = 1,433,393.28 : x
  2. Step 2: Convert to fraction form
    2,579,342.40/3,559,421.52 = 1,433,393.28/x
  3. Step 3: Cross multiply
    2,579,342.40x = 3,559,421.52 × 1,433,393.28
  4. Step 4: Simplify right side
    2,579,342.40x = 5,102,050,887,455.39
  5. Step 5: Solve for x
    x = 5,102,050,887,455.39/2,579,342.40
  6. Step 6: Final answer
    x = 1,978,043.27

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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.