Home / 1,043,978.20-1,565,967.30-904,010.20

Finding the Fourth Proportional to 1,043,978.20, 1,565,967.30 and 904,010.20

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Solution

The fourth proportional to 1,043,978.20, 1,565,967.30 and 904,010.20 is: 1,356,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,043,978.20 : 1,565,967.30 = 904,010.20 : x
  2. Step 2: Convert to fraction form
    1,043,978.20/1,565,967.30 = 904,010.20/x
  3. Step 3: Cross multiply
    1,043,978.20x = 1,565,967.30 × 904,010.20
  4. Step 4: Simplify right side
    1,043,978.20x = 1,415,650,412,066.46
  5. Step 5: Solve for x
    x = 1,415,650,412,066.46/1,043,978.20
  6. Step 6: Final answer
    x = 1,356,015.30

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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.