Home / 1,034,539.20-1,551,808.80-916,441.20

Finding the Fourth Proportional to 1,034,539.20, 1,551,808.80 and 916,441.20

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Solution

The fourth proportional to 1,034,539.20, 1,551,808.80 and 916,441.20 is: 1,374,661.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,539.20 : 1,551,808.80 = 916,441.20 : x
  2. Step 2: Convert to fraction form
    1,034,539.20/1,551,808.80 = 916,441.20/x
  3. Step 3: Cross multiply
    1,034,539.20x = 1,551,808.80 × 916,441.20
  4. Step 4: Simplify right side
    1,034,539.20x = 1,422,141,518,842.56
  5. Step 5: Solve for x
    x = 1,422,141,518,842.56/1,034,539.20
  6. Step 6: Final answer
    x = 1,374,661.80

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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.